Bar-Handle Knobs and Screw Clamps

The sliding bar can be adjusted to any desired position for easy tightening, and it stays securely in place with a gentle spring pressure. These screw clamps are compatible with all standard swivel feet. They come in body-thread sizes ranging from 5/16-18 to 5/8-11 (M8 to M16 metric) and are offered in various lengths. Available in both steel and stainless steel options.

• Metric and Imperial sizes
• Thread: 5/16-18 - 5/8-11 or M8 - M16
• Steel and Stainless Steel options

This extension nut features a deep tapped hole and a sliding bar handle designed for superior leverage. The handle can be adjusted to any position for easy tightening and stays securely in place with a light spring tension. It is offered with tapped hole sizes ranging from 3/8-16 to 5/8-11 (M10 to M16 in metric) and is available in both steel and stainless steel.

• Metric and Imperial sizes available
• Thread: 3/8-16 - 5/8-11 or M10 - M16
• Steel and Stainless Steel options

The innovative grooved-bar design operates efficiently and securely – simply push the bar forward to engage the workpiece, then rotate clockwise to apply pressure. To release, turn anti-clockwise and slide the bar back. The Sliding handle can be moved to any position to provide optimal leverage. It delivers the same strength as a traditional screw clamp but with significantly faster operation. Available with both sliding-bar handle and knob handle variations.

• Sliding and Knob Handles
• Thread: 3/4-10 - 1-1/8-7

These heavy-duty cast iron bar knobs are designed for easy hand rotation, and can be securely tightened by inserting a bar through the prongs. It is offered in three sizes, with options for a blank or tapped version, featuring hole sizes ranging from 3/8-16 to 1"-8 (M10 to M24 in metric).

• Available in three different sizes, each with either blank or tapped holes
• Available in Metric and Imperial sizes