Findmall 5 Matched Pairs Accuracy Steel 1 X 2 X 3 Inch Blocks 23 Holes .0002" Machinist Milling - Machining-tutorial

Detail Accuracy: 0.0001 inches Material: Steel Number of holes: 23 holes 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 Accuracy and squareness on all sides within 0.0002 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 Dimensions- 1 x 2 x 3, 2.1 lbs. weight (each) Includes 5 matched pairs (10 blocks). ⚙️【 23 PRECISE HOLES 】5 holes on these drill blocks are threaded with 3/8-16 for secure clamping; 18 untapped holes for drilling through parts to create precise parallels. ⚙️【 LIGHTWEIGHT DESIGN 】The 123 metal block sets feature 23 cutout holes that lighten the load of your gauge blocks machinist set to 2.07lbs (0.94kg) per matched pair. ⚙️【EXCELLENT AFTER-SALES SERVICE】We aim to provide quality products and services, if you have any problems, please feel free to contact us. We will reply and solve the problem for you as soon as possible.