2 x 4 x 6 Inch Parallel Blocks 23 Holes 5 Holes with Threads Accuracy 0.0003 Inch 1 Pair

Feature:
Accuracy and perpendicularity of 2 x 4 x 6-inch parallel blocks within +/- 0.0003 inches on all sides
2 x 4 x 6 inch parallel blocks for milling machine setup, layout and inspection work
2 x 4 x 6 inch parallel blocks hardened and precision ground on 6 sides for hardness and durability
23 holes consists of 5 tapped holes that are 3/8-16 for clamping and 18 untapped holes
Cross-drilled holes provide maximum strength with minimum weight
2 x 4 x 6 inch parallel blocks made of precision grade tool steel for durability

Specification:
Dimensions: 2 x 4 x 6 inch
Accuracy: 0.0003 Inch

Package includes:
1 pair 2 x 4 x 6 block