2Pcs Matched Ultra Precision 1-2-3 Blocks 23 Holes Heat

The pair of blocks is are heat treated and case hardened to HRC 57-62, fit for mounting work for precision.

Features:

Heat treated and case hardened to HRC 57-62.

Made of precision-grade tool steel hardened and ground on all 6 sides of block.

23 holes includes (5) 3/8-16 threaded holes for clamping and (18) untapped holes.

Cross drilling design allows for efficient use of lower weight with maximum strength.

Suitable for all kinds of machine tool, used for set-up, layout and inspection jobs.

Specifications:

Material: Hardened Ground Steel

Accuracy: 0.0001, 0.0002, 0.0003 (optional)

Package Weight: 950g / 33.51ounces

Package Size: 75 * 50 * 50mm / 2.95 * 1.97 * 1.97in

Packing List:

2 * Blocks

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