Parallelism:30_in/per inch.
Squareness: 50_in/per inch.
Made of alloy steel
Hardness HRC56-58
Insize 7330-F7, FLAT BACK, 6928640313332
Insize 7330-F7, FLAT BACK, 6928640313332
Parallelism:30_in/per inch.
Squareness: 50_in/per inch.
Made of alloy steel
Hardness HRC56-58
