3M 45097, Roloc Disc Pad TR, Extra Hard 2 in 1/4-20 Internal, 7000045284 
Insize 3294-2, NON ROTATING SPINDLE DISK MICROMETER, 1-2″, 6928640328169
$294.53
Graduation .0001″.
Measure root tangent length of gear.
Non-rotating spindle.
Ratchet stop.
Supplied with setting standards
Related products
Adhesives & Sealants
3M 98312, Scotch-Weld Concrete Repair DP600NS, Gray, Non-Sag, 400 mL Duo-Pak, 7000046376, 6/case
$88.90
Reflective Sheeting
$1,034.39
Reflective Sheeting
3M 64484, ElectroCut Film 1172C, Red, Non-punched, 30 in x 50 yd (762 mm x45.7 m), 7000055489
$646.49
Reflective Sheeting
3M 64417, ElectroCut Film 1178C, Black, Non-punched, 36 in x 50 yd (914 mm x45.7 m), 7000055486
$775.79
Reflective Sheeting
3M 64416, ElectroCut Film 1178C, Black, Non-punched, 18 in x 50 yd, 7010343686
$387.90