Description
Somta Series 545 – No. 12 UNC HSS Gun Nose Tap (Standard) Insize 170° Protractor Range Series 4797 150 Material: Hardened steel Insize Thickness Gauge 0 10mm x 0.01mm Range Series 2364 10B 11210002000 Ceramic contact point for Material: Hardened steel making deep hole and difficult to access internal diameter measurements easier and more accurate