Parallelism: 40_in per inch.
Squareness: 60_in/per inch.
Made of alloy steel
Hardness HRC56-58.
Insize 7231, SCRIBER, 6928640320071
3M 463-000-TRI-4, Pro Grade Precision Comfort & Performance Large Sanding Tool, 3.7 in x 7 in, 7010416697
Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630", 6928640303579
Standard Abrasives 726028, A/O C3 Straight Precision Cartridge Roll, 13/16 in x 2-1/2 in x 1/4 in 180, 7100098760
Insize 7231, SCRIBER, 6928640320071
3M 463-000-TRI-4, Pro Grade Precision Comfort & Performance Large Sanding Tool, 3.7 in x 7 in, 7010416697
Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630", 6928640303579
Standard Abrasives 726028, A/O C3 Straight Precision Cartridge Roll, 13/16 in x 2-1/2 in x 1/4 in 180, 7100098760
Parallelism: 40_in per inch.
Squareness: 60_in/per inch.
Made of alloy steel
Hardness HRC56-58.
