Size: Compatible with all 20mm holes, small tolerance, can be directly fixed on the workbench Low- Design: The low- design can effectively increase the precision of woodworking projects, while improving the safety of employees (and workpieces). Since its always your plan, you t need to worry about damaging your planer blade. FUNCTIONAL - These bench stops provide a secure, damage-free and secure grip on your lumber stock - Anchors should be a part of any bench, giving you control, and accessibility for cutting, painting, milling and grinding High Quality: The bench block is made of high-quality aluminum alloy with anodized surface, which is wear-resistant and durable. Compatible with nylon to withstand stronger working conditions and be more durable WIDELY USED: Flat are an essential tool for woodworking and should be part of any workbench. They are Perfect for planing, milling, cutting and grinding. size: 3.5 x 2cm Material: Aluminum alloy colour: Red Package Contents: 6 x Woodwork desktop card tenon Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.