Parallelism: 40_in per inch.
Squareness: 60_in/per inch.
Made of alloy steel
Hardness HRC56-58.
Insize 3588-50E, DIGITAL DISK BRAKE MICROMETER, 1-2"/25-50mm, 6928640356025
Insize 3227-E4, THREE POINTS INTERNAL MICROMETER, 3.5-4", 6928640329012
Standard Abrasives 726072, A/O C2 Straight Precision Cartridge Roll, 5/8 in x 2-1/2 in x 1/4 in 120, 7100098781
Insize 3588-50E, DIGITAL DISK BRAKE MICROMETER, 1-2"/25-50mm, 6928640356025
Insize 3227-E4, THREE POINTS INTERNAL MICROMETER, 3.5-4", 6928640329012
Standard Abrasives 726072, A/O C2 Straight Precision Cartridge Roll, 5/8 in x 2-1/2 in x 1/4 in 120, 7100098781
Parallelism: 40_in per inch.
Squareness: 60_in/per inch.
Made of alloy steel
Hardness HRC56-58.
