Parallelism 80uin/per inch
Squareness 100uin/per inch
Made of alloy steel
Hardness HRC56-58
Insize 4121-81N, AMERICAN STANDARD THREAD RING GAGE, NO GO, 8-32UNC, 6928640359194
Insize 4807, ANGLE GAGE SET, 6928640319341
Dynabrade 98263 3/8" NPT Male Plug
3M 65488, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc, DUH5100TRI-10I, 5 inch UH, 100, 7100202876, 10 per pack
Insize 4121-81N, AMERICAN STANDARD THREAD RING GAGE, NO GO, 8-32UNC, 6928640359194
Insize 4807, ANGLE GAGE SET, 6928640319341
Dynabrade 98263 3/8" NPT Male Plug
3M 65488, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc, DUH5100TRI-10I, 5 inch UH, 100, 7100202876, 10 per pack
Parallelism 80uin/per inch
Squareness 100uin/per inch
Made of alloy steel
Hardness HRC56-58
