HHIP 2.5" V-Blocks,3/8 Edge & Center Finder & 1-2-3 Block Set (9999-0003)

The 2.5 X 2.75 X 2" Multi-use v-blocks & clamps set has stepped groove construction with centered 90° V grooves. | They are parallel and square with all surfaces within 0.0003" and the case is hardened and ground. | The 3/8" shank combination edge & center finder is hardened and ground all over. | The 1-2-3 precision matched pair block set is heat treated and case hardened to HRC 55 to 60. | The 1-2-3 blocks are hardened and precision ground on all 6 sides of each block.