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Van Mark Mark I Siding Brake Series S

- Available in 6 Options. Pricing may vary.

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Product Information


The Van Mark Mark I Siding Brake Series S answers the demand for quality and flexibility with its portable, lightweight design, heavyweight compatibility, and superior durability. Featuring the new Power Lock bar technology, Van Mark metal brakes offer a cam-locking system that revolutionized the industry. The Mark I Series S has fewer parts combined with a rugged durable design that increases productivity while also extending the overall life of the brake. 

The Van Mark Mark I Siding Brake Series S features a wide array of bending capabilities. This aluminum brake can be used to create siding components for both residential and commercial applications including: rake edge, soffit, fascia, window casing, j-channel, corner posts, window sill, and brick molds. Typical materials used for these components include: vinyl, aluminum, galvanized steel, painted steel, roofing copper, zinc alloy, and stainless steel. See chart below for bending capacities.


  • Equipped with locking handle that has quick release feature for easy transport
  • Power Lock bar provides crisp bends without oil canning/warping
  • Cam locking system consists of aluminum cam and ultra high molecular weight polyethylene wedge
  • NEW castings and pivot arms are 5% lighter and 10% stronger than original
  • Dual support base rails for extra foundation
  • Traditional hinge "auto-measures" 3/4" hem
  • Bending handle is ideal for bending and hemming full length 8ft.+ pieces
  • Powder-coat finish provides protection from the elements, while eliminating UV fading and oxidation
  • Full 180° bending radius for simple hemming
  • Powerlock bar for stronger clamping pressure
  • 14" throat depth
  • 1 Year Warranty
  • Please note: The steel tape measure on Van Mark brakes 12 '6” and longer extends to 10’6”
Van Mark Mark I Siding Brake Series S F-Bar Van Mark Mark I Siding Brake Series S Heavy Aluminum Extrusions Van Mark Mark I Siding Brake Series S Castings Van Mark Mark I Siding Brake Series S Cam Lock System
Power Lock™ Bar Heavy Aluminum Extrusions New Stronger yet Lighter
Castings and Pivot Arms
Proven Cam-Lock System


Contractor Models Bending Capacities
Model Length "C" Lbs/Kg Material Thickness
M2-S 2'0"/0.6m 2 32 (14.5kg) Aluminum (3003H14) 0.027 in.
M4-S 4'6"/1.4m 3 63(28.6kg) Galvanized Steel 29 ga.
M6-S 6'6"/2.0m 3 83 (37.7kg) Painted Steel Grade D 29 ga.
M8-S 8'6"/2.6m 4 101 (45.9kg) Roofing Copper 24 oz. soft
M10-S 10'6"/3.2m 5 120 (54.4kg) Zinc 0.032 in. soft
M12-S 12'6"/3.8m 6 153 (69.5kg) Stainless Steel (304L) 29 ga.
*Includes dual bending handles.
Note: Capacities are based on standard metal properties for coil & sheet. Please contact Van Mark for capacities on your specific material

Van Mark Common Bending Shapes

Helpful Documents

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Mark II Bending Radius Mark II Power Coating Finish