Twister T4 Variable Speed Wet & Dry Bud Trimming Machine

The Twister T4 Variable Speed Wet & Dry Bud Trimming Machine is a professional continuous flow trimming system engineered for growers who need substantially higher throughput than hand trimming can provide, but still want precise control over how their material is processed. Rather than forcing every harvest through the same fixed speed configuration, the T4 gives operators independent control over tumbler speed, blade speed, and vacuum airflow, allowing the machine to be tuned around moisture level, flower density, condition, and the desired final finish.

A single T4 can process up to 23 lbs of wet material or 7 lbs of dry material per hour, making it a major step up from tabletop and small batch machines. More importantly, the T4 is designed as a scalable platform. Additional units can be installed inline as production demands increase, allowing an operation to begin with a single machine and expand without replacing the equipment that it already owns. Twister's published production data shows two machines processing up to 52 lbs per hour wet and three machines reaching up to 78 lbs per hour wet.

At the center of the variable speed T4 is a digital control system that independently adjusts the tumbler and cutting blades while also allowing airflow to be reduced through the vacuum bypass. Twister provides six settings for the tumbler and six for the blades, creating 36 possible speed combinations before airflow, machine angle, feed rate, and residence time are even considered.

That flexibility matters because no two batches behave exactly alike. Moisture content, density, size, preparation, and overall condition all affect how material moves through a mechanical trimming system. Instead of choosing between a dedicated wet machine and a completely different workflow for dry processing, the T4 gives operators a platform that can be adjusted around both.

Independent Digital Speed Control

The variable speed T4 replaces a fixed processing approach with independent digital control over its two primary mechanical systems.

Operators can adjust blade speed from approximately 980 to 1,875 RPM and tumbler speed from approximately 47 to 96 RPM.

Slowing the tumbler increases the amount of time material remains in the cutting zone. Increasing tumbler speed moves material through more quickly. Blade speed can then be adjusted separately depending on the condition of the incoming material and the aggressiveness of cut desired.

This means the operator can make small, deliberate changes rather than being forced to change several variables at once.

36 Tumbler and Blade Speed Combinations

With six available tumbler settings and six blade settings, the T4 provides 36 different mechanical speed combinations.

This gives operators significantly more flexibility when moving between different moisture levels, densities, batches, and processing objectives. Twister specifically designed the speed control system so the machine can be configured around the desired balance of throughput and finished quality rather than treating maximum speed as the only objective.

The practical advantage is repeatability. Once a combination works well for a particular type of material, operators can record the settings and use them as a starting point when similar material enters the facility again.

Adjustable Vacuum Airflow

Mechanical speed is only part of the T4's adjustment system.

The variable speed configuration also provides airflow control through a vacuum bypass, allowing suction to be reduced when full vacuum force is unnecessary.

Vacuum helps draw loose material through the tumbler openings and toward the collection system, but different product conditions may benefit from different levels of suction. Being able to adjust airflow gives the operator another variable for dialing in the process instead of relying on one fixed vacuum level for every batch.

When the optional T4 Leaf Collector is selected, the trimming machine becomes part of an integrated trimming and collection system.

Wet and Dry Processing in One Platform

The T4 is designed to accommodate both freshly prepared and dried material, allowing one machine to serve multiple workflows.

Twister's own guidance emphasizes that condition is one of the most important variables in successful processing. Wet material benefits from being processed soon after separation from the plant while the leaves are still firm. Twister also recommends removing larger leafy material and trimming stems close to the flower before loading, because excess material can wrap around the product and interfere with access to the cutting system.

Dry processing requires a different approach. Twister's dry trimming guide identifies approximately 10 to 11 percent moisture as an ideal starting point, describing properly prepared material as dry on the exterior while remaining slightly resilient internally.

The variable speed system allows those very different product conditions to be handled by adjusting the machine instead of forcing the product to conform to one fixed setup.

High Throughput Continuous Flow Processing

A single T4 is rated for throughput of up to 23 lbs per hour wet or 7 lbs per hour dry.

Unlike batch machines that must repeatedly be loaded, stopped, emptied, and restarted, the T4 uses a continuous flow design. Prepared material enters through the hopper, moves through the rotating tumbler, passes across the cutting system, and exits the opposite end.

This creates a predictable processing rhythm that is especially valuable for facilities where upstream preparation and downstream quality control need to operate continuously.

The T4 therefore becomes more than a trimming machine. It can function as the center of an organized processing line.

Fine Tune Residence Time With Machine Incline

One of the most useful characteristics of the T4 is that processing time is not controlled only by motor speed.

The incline of the machine affects how quickly material travels through the tumbler. A steeper incline encourages faster movement. A flatter configuration increases residence time.

Twister recommends that operators spend the beginning of a processing session testing the condition of their material and adjusting three primary variables: machine incline, loading speed, and time inside the tumbler.

As an initial reference point, Twister recommends approximately 1 inch of incline, loading roughly one handful every 20 to 30 seconds, and targeting approximately 30 to 45 seconds of tumbler residence time. These figures should be treated as starting points rather than rigid rules.

Control the Finish Through Feed Rate

Continuous flow processing works best when the machine is fed consistently.

Loading too quickly can overwhelm the tumbler and reduce the time each piece spends in the primary cutting zone. Loading too slowly may unnecessarily reduce hourly production.

Twister recommends initially placing approximately two ounces into the machine and allowing that material to remain in the tumbler for around 30 to 45 seconds. Additional material can then be introduced gradually while the operator observes the output.

Once the correct rhythm has been established, the material entering the machine should correspond reasonably closely with the amount leaving it.

Avoid Tumbler Overloading

Maximum theoretical throughput does not mean filling the tumbler as full as possible.

Twister specifically cautions against keeping substantially more than approximately two ounces of material in the tumbler at once. Overloading reduces movement and can cause a noticeable decline in finished quality.

The manufacturer's guidance identifies roughly half full across the width of the tumbler as an effective working amount.

This distinction is important because the T4 achieves high hourly output through continuous movement, not by packing large quantities into the cutting chamber at one time.

Soft, Controlled Material Movement

The T4's rotating tumbler is designed to continually expose unwanted plant material to the cutting system while allowing the primary product to move progressively through the drum.

Most of the active processing occurs in the inner portion of the tumbler. The first section receives newly loaded material, the center section performs much of the active processing, and the final section carries finished material toward discharge. Twister's operational guide specifically encourages users to watch where material is sitting in the tumbler and allow gravity to move it through the system.

This controlled movement is one of the reasons incline, tumbler speed, and feed rate should be adjusted together.

Precision Rotary Cutting System

The T4 uses a 200W blade motor driving a high speed rotary cutting system with an approximately 0.040 inch or 1 mm cut height.

The cutting action occurs beneath the tumbler as material passes over the openings in its surface.

The system is designed so that light blade contact contributes to the self sharpening action of the cutting assembly. Twister notes in its troubleshooting guidance that a faint high speed ticking noise can be normal because the blades make slight contact as part of maintaining their cutting edge. A louder than normal ticking sound should prompt inspection and adjustment.

Stainless Steel Tumbler

The T4 uses a 5 inch diameter stainless steel tumbler.

Twister's variable speed specification sheet lists the current tumbler with 40 slots measuring approximately 0.25 inch each, giving the cutting system a large amount of open processing area while maintaining the controlled movement that defines the T4 platform.

Twister has also produced different tumbler configurations for specialized conditions, and its trimming guides emphasize that slot size can influence finished appearance and recovery.

Tumbler Selection for Different Conditions

Twister's wet processing guidance identifies a 1/4 inch stainless steel tumbler as suitable for most wet material conditions. Under some circumstances, smaller 3/16 inch openings may perform better with smaller material.

For dry processing, Twister's historical guidance identifies a 3/16 inch tumbler as the typical dry configuration, while noting that a 1/4 inch option can work well with certain larger material in the approximately 11 to 13 percent moisture range.

This illustrates one of the T4's core design philosophies: the machine should be configured around the product rather than assuming every harvest requires identical settings.

Built for Repeatable Quality Control

The T4 encourages operators to evaluate the material leaving the machine and adjust the process while production is underway.

If the output requires additional processing, Twister recommends increasing residence time by either reducing machine incline or decreasing feed speed.

That makes quality control part of the production process rather than something discovered only after an entire batch has been completed.

The result is a system that can be tuned progressively during the first portion of a run and then kept consistent once the correct settings are established.

Expandable Inline Production

One of the biggest advantages of the T4 is that buying a single machine does not lock an operation into single machine production forever.

The T4 platform is designed to run multiple machines inline. Published Twister throughput figures show one T4 at up to 23 lbs per hour wet or 7 lbs per hour dry, two T4 units at up to 52 lbs per hour wet or 16 lbs per hour dry, and three T4 units at up to 78 lbs per hour wet.

This modular approach allows a facility to increase throughput as production expands instead of replacing its original machine with an entirely different platform.

Scale Without Rebuilding Your Workflow

The ability to add a second or third T4 has implications beyond raw throughput.

Operators already trained on the controls do not need to learn a different machine. Existing preparation procedures remain relevant. Cleaning processes remain familiar. Spare parts and maintenance knowledge carry forward.

Optional double and triple rails, feed conveyors, quality control conveyors, stands, leaf collectors, and Trim Saver components can further turn the T4 into an integrated processing line. Twister lists these systems among the available T4 accessories and components.

For a growing operation, that makes the T4 a platform rather than a single isolated piece of equipment.

Optional T4 Leaf Collector

The T4 can be purchased as the trimmer alone or configured with the T4 Leaf Collector.

The collector provides the airflow needed to pull separated material away from the cutting zone and into the collection system. Twister's published specifications for the traditional T4 Leaf Collector include a 1 HP motor, approximately 1,190 CFM airflow capacity, and a 15A 120V electrical requirement.

Adding the collector creates a more complete processing station and reduces the need for operators to manage separated material manually.

Optional Trim Saver Integration

Facilities that place additional value on recovered trim can integrate the T4 with Twister's optional Trim Saver.

Instead of routing recovered material through a conventional vacuum impeller, the Trim Saver uses radial cyclone airflow to help preserve collected material. Twister positions it as an upgrade for applications where keeping collected trim intact is important.

This gives operators the ability to configure the collection side of the system around their own recovery goals.

Compact Footprint for Commercial Output

Despite its commercial processing capacity, the T4 itself measures approximately 25 inches long, 15 inches wide, and 16.5 inches high, and weighs approximately 56 lbs.

This compact footprint makes it possible to install substantial processing capacity without dedicating the floor space required by much larger industrial machines.

The relatively low machine weight also makes repositioning, maintenance access, and line reconfiguration considerably easier.

Standard 115V Electrical Operation

The T4 runs on 115V, 60 Hz power and uses a NEMA 5 15P connection.

The variable speed product specification lists a 2.5A current draw for the trimming machine itself and a required 15A 120V circuit.

That means the trimmer does not require specialized high voltage industrial electrical service.

When optional accessories such as the Leaf Collector are used, their electrical requirements must also be considered when planning the installation.

Purpose Built Maintenance Access

Commercial processing equipment only produces value while it is available for use, so the T4 is designed to give operators direct access to its major service areas.

The tumbler, hopper, shroud, belt cover, control box, bedknife area, and other components can be accessed for routine cleaning and inspection.

Twister's operation manual covers initial setup, controls, adjustments, operation, maintenance, cleaning, troubleshooting, specifications, and warranty procedures.

This serviceable design allows facilities to establish preventative maintenance routines instead of waiting for contamination or buildup to interrupt production.

Recommended Cleaning Schedule

Twister recommends cleaning the T4 trimmer every four hours of use and the T4 Leaf Collector every eight hours of use.

Keeping the cutting area clean is not simply cosmetic. Accumulated residue can increase friction, reduce cutting efficiency, affect airflow, and eventually increase motor load.

Twister's troubleshooting guide specifically identifies excessive buildup as a possible cause of poor performance and abnormal load conditions.

Pressure Washable Machine Body

For fast cleaning, Twister permits the T4 machine body to be pressure washed after the control box has been removed.

The control box itself is not watertight and must be cleaned by hand. Twister also cautions against exposing the rubber drive wheel to isopropyl alcohol because it can dry and damage the rubber.

The tumbler can be removed and soaked in hot water with Simple Green before being thoroughly rinsed.

This combination of removable components and direct machine access can significantly reduce cleaning downtime during long processing days.

Recommended Cleaning Solutions

Twister identifies Simple Green Industrial Cleaner and 99 percent rubbing alcohol among its recommended cleaning solutions.

The manufacturer's cleaning procedure includes allowing Simple Green to sit on the machine for approximately five to ten minutes before rinsing, then using compressed air and allowing the machine to dry completely before storage.

The Leaf Collector should be cleaned by hand and should not be pressure washed because its motor is not watertight.

Bearing Maintenance

Twister's cleaning guidance recommends greasing applicable bearings approximately every 1,000 hours of use.

For high volume operations, tracking machine hours and scheduling this maintenance in advance can help reduce unexpected downtime.

Operator Safety

The T4 is a high speed cutting machine and should be treated accordingly.

Twister instructs operators to wear safety glasses, keep body parts away from moving components, avoid loose clothing and jewelry, and never operate the machine with protective covers removed.

The machine should be disconnected from power before cleaning, inspection, or removing protective covers. Twister also requires operation from a properly grounded electrical receptacle and warns operators not to leave the machine running unattended.

Recommended Wet Processing Practices

• Process wet material soon after separation from the plant while foliage remains firm.
• Remove larger leaves and cut stems close before loading.
• Begin with approximately 1 inch of incline.
• Load roughly one handful every 20 to 30 seconds.
• Target approximately 30 to 45 seconds of residence time.
• Adjust these starting values based on observed output quality.

Recommended Dry Processing Practices

• Target approximately 10 to 11 percent moisture content as a starting range.
• Look for material that is dry externally while retaining internal resilience.
• Use a light squeeze test: crumbling material may be too dry, material that stays compressed may be too moist, material that rebounds is closer to ideal.
• Remove large leafy material before drying.
• Cut stems close before loading into the T4.

Quality Control and Adjustment

• Evaluate the first material leaving the machine before committing the remainder of the batch.
• Increase residence time by reducing incline, reducing feed rate, or lowering tumbler speed if more processing is needed.
• Avoid overfilling the tumbler; target approximately two ounces and roughly half full across the tumbler width.
• Record successful settings to reproduce them on future batches with similar characteristics.

What's Included

• Twister T4 Variable Speed Trimmer
• Digital Variable Speed Control Box
• T4 Tumbler
• Hopper
• Drive Belt
• Belt Cover
• Operator Documentation

Optional add-ons available: Twister Cure Puck Gen 2, Twister T4 Trimmer Parts Kit, Twister T4 Leaf Collector Parts Kit.