Size (LxWxH): 55x60x40mm
Range of shafts (Ød1): 3-32mm
Range of shafts (Ød2): 3-16mm
Range of shafts (Ød3): 3-22mm
Parallelism of three V grooves to top and bottom sides: 5µm
Height difference of a matched pair: 5µm
Two V-blocks per set
Made of hardened tool steel