Top 6 Best 1 2 3 Blocks Set Machinist

Perfect for machinists, woodworkers, metalworkers, and more. Each block measures 3 by 2 by 1 inches in size. Features 5 threaded 38-16 UNC cross-drilled holes. Calibrate equipment, space workpieces, or collect exact measurements. Includes a set of two 1-2-3 blocks.

Accuracy with Squareness on all sides within .0001 per inch. Hardened and precision Ground on all 6 sides of each block Includes Matched pair of 1-2-3 blocks with 23 holes, 5pc of 38 -16 Socket Screws, Hex key. Made in China. Model number 3402-0055.

Design 23 holes includes 5 holes tapped to 38-16 and others untapped Cross drilling design allows for efficient use of lower weight with maximum strength,. Product includes ,Five stainless steel socket head cap screws,One hex key Fitted Case. Application Perfect for machinists, woodworkers, metalworkers, and more. MaterialHeat treated and case hardened to HRC 56-60. Made of precision-grade tool steel hardened and ground on all 6 sides of block. AccuracySquareness .0001 Parallelism - .0001 Height Accuracy in Pair -.0001.

Tapped Hole Size 5 38-16UNC. No. of Holes 23. Overall Length 2. Product Width 1. Product Height 3.

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 .0001-.0002. Dimensions- 1 x 2 x 3, 3.5 lbs. weight. Quantity deals on 123 blocks, parallels, sets, and inspectionset-up tooling in the All Industrial Tool Supply.

Made of precision-grade tool steel hardened and ground on all 6 sides of block. Heat treated and case hardened to HRC 57-61. Accuracy and squareness on all sides .0002 Dimensions- 1 x 2 x 3. 23 holes includes 5 38-16 threaded holes for clamping and 18 untapped holes. Cross drilling design allows for efficient use of lower weight with maximum strength.

Specification Dimensions 1 2 3. Weight 10 pounds. 5 pairs 1-2-3 blocks.. AccuracyOverall size is within - .0002 flatness and parallelism on all 6 sides within .0002.. Material Made of precision-grade tool steel hardened and ground on all 6 sides of block, heat treated and case hardened to HRC 55-62.. Process It is made of precision tool steel, case hardened and precision ground on all 6 sides of each block,used for set-up, layout and inspection jobs.. Strength 23 holes include 5 38-16 threaded hole clamping and 18 non-threaded hole. The cross-drilling design allows for effecient use of lower weight with maximum strength..

This matched pair of blocks is ground to tolerances of .0001. 23 holes, 5 tapped 38-16 TPI and 18 plain. Precision ground and case hardened on all six sides. Squareness of all sides is within .0002 per inch.. Used for set-up, layout and inspection jobs. Has 23 holes with 5 holes tap to 38-16 threads for clamping and 18 untapped holes.

Robust and durable - Heat treated and case hardened to HRC 57-62. Made of precision-grade tool steel hardened and ground on all 6 sides of block. Precise - Accuracy and squareness on all sides within 0.0001-0.0002. Feature - Cross drilling design gives minimum weight and maximum strength. 23 holes consists of 5 tapped holes that are 38-16 for clamping and 18 untapped holes Cross drilling design allows for efficient use of lower weight with maximum strength. Package includes - 2 x matched pair 1-2-3 set up blocks.

With 23 Holes. Squareness 0.0001. Parallelism - 0.0001. Height Accuracy in Pair - 0.0001. Hardness HRC 56-60. Oversize to allow nominal tapping. Finished from 6-16 micro inches. Nominal Tapping 0.0001 to 0.0003. Surface finish. 5 holes tapped to 38-16 and others untapped. Precision ground on all sides. Squareness on all sides. Set includes 5 socket head cap screws 1 hex key. Packed in a fitted strong case.