Trim-A-Slitter Combo

Trim-A-Slitter™ Combo

Increased jobsite productivity for the residential siding and window contractor for coil handling, slitting, rib forming and perforating trim coil

  • Combo comes complete with 24" coil dispenser, S24b 24" slitter with perf die set and stand with material run off support.
  • Manual operation, can be used onsite without electricity
  • Stand detaches in seconds and breaks down flat for easy transport and storage.
  • Made in the USA

    Features & Benefits

    Hover ⁄ click for product features.

    Adjustable Knives Dual Cuts with Each Pass Manual Operation Perforator die set Folding Feed Table Adjustable Feed Tray Guides Coil dispenser Built in Score guide UniStand Included

    1. Adjustable Knives

    Position your knives in seconds with easy access adjustment screws

    2. Dual Cuts with Each Pass

    Slitters come standard with 4 knives that allow 2 cuts on each pass (1 top and 1 bottom knife required for each cut)

    3. Manual Operation

    Can be used for slitting on the jobsite without electricity. When motorizing, the handle is easily removed and replaced with a drive coupler and matching motor base for easy conversion.

    4. Perforator die set

    Allows perforations on light gauge aluminum or copper providing 3.3 square inches of ‘net free area’ per running foot of coil or sheet.

    5. Folding Feed Table

    Feed Table folds easily and securely upward, making it simple and easy to transport and store.

    6. Adjustable Feed Tray Guides

    Quick adjust feed guides with aluminum rollers ensure that your varying widths of metal are quickly squared up for accurate slitting, rib-forming, or perforating.

    7. Coil Cradle™

    Easily stores and dispenses your 24" coil without damage from unwinding or scratching.

    8. Built in score guide

    Score guide on Coil Cradle™ allows easy separation with your utility knife to ensure a square cut from your coil.

    9. UniStand™ Included

    Assembly options include UniStand™ with wheels on one end for easy mobility or 4 foot pads for extra stability.

    Slit Icon


    Each Trim-A-Slitter™ comes standard with 4 knives that allow two cuts with each pass. Additional knives may be added to increase productivity
    Ribform Icon


    Adds rigidity to your metal with a slightly raised rib. Also helps to eliminate ripples and adds a decorative ‘shadow line’ to wider fascia and frieze board.
    Perforate Icon


    Perforator die set (included) allows you to perforate up to .032" aluminum, copper coil, or sheet up to 20 oz.
    Increase your productivity onsite or in your shop. The Trim-A-Slitter™ Combo from Van Mark is designed with the residential jobsite contractor in mind Helps to increase longevity of your brake by eliminating the practice of scoring the aluminum, which can damage the bending hinge by repeated use when using a utility knife. The Coil Cradle™ will provide needed protection for your valuable coil and provide a scoring edge (for scoring with a utility knife) to ensure square material separation. Contact Van Mark today to find out how the Trim-a-Slitter™ will increase both your productivity and your profits!

  • Perfect addition to your Trim-A-Gutter™ business. Increase your profits and efficiency when used to trim your trim coil or gutter coil to the correct widths for producing gutter hoods, with the added benefit of adding ribs or perforations to further customize your installations.
  • Hardened steel, double sided slitting knives for long trouble-free service life.
  • Precision ground & Polished knives provides clean burr-free edges in all types of material.
  • Anodized aluminum construction stands up to the rigors of all job site weather conditions.
  • Easy to set up and use knives for slitting, rib forming, and optional perforators reposition in seconds.
  • Slitter knives are easy to configure and can be disassembled to add an optinal perforator die set or additionl knives to meet your changing needs.
  • Folding feed table with roller guides quickly adjusts to different widths of material.
  • We offer a range of optional motors in standard and heavy duty. Suitable for multiple slits, ribs, or perforating a wide range of materials. Also available in both 110v and 220v single phase for international voltages.
  • Brass tipped set screws - Soft brass tips ensure secure position of slitting knives without damage to knives and arbor shaft.
  • The perforating die set perforates steel, aluminum, zinc, and copper by producing a lanced perforation allowing 3.3"² of net free area, per running foot of metal.
  • Additional accessories such as extra knives for multiple slites, rib forming, perforators, capacity boosters, and booster blocks are available, sold seperately.
  • Slitter Configuration

    From Factory
    1 Slit
    2 simultaneous slits
    1 single rib form
    From the Factory
    1 slit
    2 simultaneous slits
    1 single rib form
    2 simultaneous ribs
    1 simultaneous slit and rib
    1 double rib up
    1 double rib down
    2 simultaneous single ribs
    1 simultaneous slit & rib
    1 double rib (Facing up)
    1 double rib (Facing down)
    Slitter Width
    24" (0.6m)
    144 lbs (65.5 kg)

    Maximum Thickness
    Aluminum (3003H14)
    .032" (0.8 mm) slitting and perforating
    Roofing Copper
    20 oz.
    * Capacities are based on standard metal properties for coil & sheet. Please contact our factory for capacities on your specific material. 1-800-826-6275

    View our Slitter Accessories page for specs on our optional equipment.


    1 Year Manufacturer's Limited Warranty

    Van Mark Products Corporation warrants this product against defects in material or workmanship for or a period of 1-year from the date of original purchase. For details, click here.