659 Series Heavy-Duty Magnetic Base Indicator Holder, Post Asm, Post, Snug, Gage Rod, Clamp and Fine Adj, Thread Adpt, Case
Has approximately twice the holding power of our 657 Magnetic Base and has a rotary on/off switch
Post snug with two 3/4 in (19mm) holes positions the dial indicator at any height, vertical angle and allows for 360 degree rotation of the gage rod