Parallelism 80uin/per inch
Squareness 100uin/per inch
Made of alloy steel
Hardness HRC56-58
3M 13257, Scotch-Brite Roloc Surface Conditioning Disc, SC-DS, A/O Coarse, TS, 3 in, 7010328681, 100 per case
Insize 2427-10, SPLIT TYPE DIAL BORE GAGE FOR BLIND HOLES, .362-.413", 6928640351358
3M 65488, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc, DUH5100TRI-10T, 5 IN x UH, 100, 7100202881, 10 per pack
3M 13257, Scotch-Brite Roloc Surface Conditioning Disc, SC-DS, A/O Coarse, TS, 3 in, 7010328681, 100 per case
Insize 2427-10, SPLIT TYPE DIAL BORE GAGE FOR BLIND HOLES, .362-.413", 6928640351358
3M 65488, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc, DUH5100TRI-10T, 5 IN x UH, 100, 7100202881, 10 per pack
Parallelism 80uin/per inch
Squareness 100uin/per inch
Made of alloy steel
Hardness HRC56-58
