These 4pc set Bench Dogs are suitable for 19mm (3/4") hole. With a low profile 36mm (1-7/16'') they are great for working with 1/2'' + thick material.

Simply insert into your workbench and place material flush against the dogs for a secure hold on your project; Used on tables as a stop for pieces of wood so you can plop the wood onto your workbench with a plane or other tool without the wood dangerously sliding or moving

Made from durable plastic for longevity and rust free and won't mar your woodworking piece.