Silverline Expert Heavy Duty Metal Sash Clamp 900mm Clamp 633633

Silverline Expert Heavy Duty Metal Sash Cramp 900mm

Barcode: 5055058145505

Option: 633633

Overview:

633633 Expert Heavy Duty Metal Sash Cramp 900mm is a strong, reliable clamp designed for accurate woodworking, joinery and general workshop assembly. Manufactured from heavy steel with a cast head and foot for added strength, it delivers consistent clamping pressure while helping keep frames and panels square. The bright drawn serrated steel bar allows quick size adjustment using a simple sliding head and metal pin system, so you can position the clamp fast and then tighten securely. With the pin attached by a chain to reduce loss and a generous 120mm thread travel, this 900mm sash clamp is ideal for glue-ups, framing and general clamping tasks.

Key Features

• Heavy duty 900mm sash clamp for workshop and site use

• Heavy steel construction with cast head and foot for strength

• Bright drawn serrated bar for fast, secure adjustment

• Simple slide-and-pin system with 56mm graduations

• Pin attached by chain to help prevent loss

• Jaws and bar stay true to maintain uniform clamping and keep work square

• 120mm thread travel for a useful tightening range

• Quick to set, simple to use for glue-ups and assembly

Specifications

• Brand: Silverline Expert

• Product Type: Heavy Duty Metal Sash Clamp / Cramp

• Option / Code: 633633

• Length: 900mm

• Material: Heavy steel

• Bar Size: 32mm deep x 6.3mm thick

• Adjustment Method: Sliding head with metal pin

• Pin Graduations: 56mm

• Clamp Thread Travel: 120mm

• Bar Style: Bright drawn, serrated

• Pin Retention: Pin attached by chain

Applications

• Panel and frame glue-ups

• Keeping work square during assembly and fixing

• Joinery, cabinet making and woodworking projects

• Clamping boards and components during drilling or fitting

• General workshop and DIY clamping tasks

How to Use

• Slide the clamp head along the bar to suit your workpiece width

• Insert the metal pin into the nearest graduation to lock the position

• Place the jaws squarely against the workpiece edges

• Turn the clamp screw to apply pressure until secure

• Check alignment and squareness before final tightening

• Release pressure slowly once the job is complete or adhesive has cured

633633 Expert Heavy Duty Metal Sash Cramp – Key FAQs

• What length is this Silverline Expert sash clamp?
  This model is 900mm long, making it ideal for medium-sized glue-ups, frames and general workshop clamping tasks.

• How does the clamp adjust to different sizes?
  It uses a sliding head and metal pin system on a serrated bar, allowing quick positioning before tightening.

• What are the bar dimensions?
  The bar is 32mm deep x 6.3mm thick, designed to provide strength and stability during clamping.

• How much thread travel does it have?
  The clamp offers 120mm thread travel, giving a useful tightening range across different material thicknesses.

• What are the pin graduations?
  The pin adjusts in 56mm steps, helping you size the clamp quickly and efficiently.

• Will it help keep my project square during glue-ups?
  Yes. The clamp is designed to maintain uniform clamping, with jaws and bar staying true to help keep frames and panels aligned and square.