Parallelism: 40_in per inch.
Squareness: 60_in/per inch.
Made of alloy steel
Hardness HRC56-58.
Standard Abrasives 704582, A/O Straight Cartridge Roll, 1/4 in x 1-1/2 in x 1/8 in 240, 7100080031
3M 20911, PSA Cloth Disc 348D, 50 X-weight, 2 in x NH, Die 200P, 7000118871
Insize 1120-3001, DIGITAL INSIDE GROOVE CALIPER, 1.97-12"/50-300mm, 6928640384837
3M 26135, PPS Series 2.0 Adapter, Type S40, Trapezoidal Thread, 7100135335
Standard Abrasives 704582, A/O Straight Cartridge Roll, 1/4 in x 1-1/2 in x 1/8 in 240, 7100080031
3M 20911, PSA Cloth Disc 348D, 50 X-weight, 2 in x NH, Die 200P, 7000118871
Insize 1120-3001, DIGITAL INSIDE GROOVE CALIPER, 1.97-12"/50-300mm, 6928640384837
3M 26135, PPS Series 2.0 Adapter, Type S40, Trapezoidal Thread, 7100135335
Parallelism: 40_in per inch.
Squareness: 60_in/per inch.
Made of alloy steel
Hardness HRC56-58.
