Feature:
1. This 123 blocks are made of accurate‑grade tool steel material and ground on all 6 sides of the block 2. Accuracy and squareness on all sides within 0.0002in, which is very accurate 3. 23 holes includes 5 x 3/8‑16 threaded holes for clamping and 18 untapped holes 4. The 1-2-3 blocks are important for machinist as industrial equipment accessories;
Matched 23 holes 123 jig is made with fine workmanship, bring exquisite structure
Specification:
Item Type: 1-2-3 Blocks
Accuracy: 0.0002in Quantity: 1 Pair (2 pcs) Material: Chrome steel Color: Silver Size: Approx. 2.5 x 5 x 7.5cm / 1 x 2 x 3in
Package List: