Miniature Double Square for High Precision Machine Tool Set-Up
- Thumb nut holds 4 scale in secure position end-to-end
- Accurate both inside and outside
- Head block 1/2 thick x 1 wide x 2-3/8 long
- Made of quality ground steel with heavy thick stock
- Blade is hardened and ground for straightness and parallelism
- Flip side graduated in 64ths and 32nds
All six sides of the tool steel head block of this miniature double square are ground accurate. and true. Thumb nut holds 4 inch scale in secure position end-to-end. Works effective for high precision miniature machine tool set-up and accurate layout work. Head block is 1/2 inch thick x 1 inch wide x 2-3/8 inches long.
