123 Blocks

A 1-2-3 block is a layout tool that can be used for both metal and woodworking. As the name suggests, the block's thickness is 1", the width is 2", and the length is 3". A quick and accurate reference to those sizes in a convenient package for all sorts of precision layout work. The block is hardened steel and the surfaces are ground to an accuracy of 0.0001" per inch.

Comes in a pack of 2 

FEATURES

Accurate to 0.0001" per inch
Measure 1" x 2" x 3"