Pair 123 Blocks Precision Steel Within .0002" Tolerances, 1 x 2 x 3 Inch Blocks with 23 Holes for Machinist Woodwork Metalwork
Special Features
- Pair 123 Blocks are provide precise positioning, measurement, and calibration support, a common auxiliary tool in machining, assembly, and inspection.
- 23 Holes Includes 5 tapped 3/8"-16 holes and 18 untapped holes for flexible clamping and positioning.
- Made from CR50 steel, hardened to HRC55-60, with precision-ground surfaces for high flatness and wear resistance.
- All six faces are precision-ground and surface-hardened, with squareness accuracy of .0002".
- Ideal for machining, assembly, and inspection, supporting accurate setups in mechanical workshops.
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