Two specifications are available,3/4 inch (19mm) post and 20mm post,this fits perfect for your workbench dog holes
Use this adjustable bench dog clamp,you can secure virtually any size or shape workpiece anywhere on your bench;you can clamp parts equally well on the top or edge of a workbench
The low-profile design sits just a little above the surface of your bench, so will not interfere when planing or sanding thinner material
Use a ratchet spanner as a handle,the moveable head travels on stainless steel threads that produce high horizontal clamping pressure with the least effort
All metal construction,made of stainless steel and brass;CNC precision machining,well made with all components
