Top 10 Best 1 2 3 Block

Dura-Gold Premium 80 Grit Gold Longboard Continuous Sandpaper Roll that's 2-34 Wide, 12 Yards 36 Feet Long and has a Hook Loop Backing. The convenient continuous roll allows you to trim the sandpaper to any length you require.. Quality high-performance sandpaper that's made with super coated aluminum oxide corundum that provides a sharp cut and a uniform scratch pattern.. This 80 grit longboard sandpaper is ideal for use in auto body and paint shops for shaping body filler, removing paint, rough feather edging, and metal sanding. It's also excellent to use for woodworking, metalworking, fiberglass, plastics or any other surface that needs sanding.. Our first on the market unique hook and loop attachment design for longboard style sandpaper enables it to be used on a wider variety of tools. The sandpaper easily attaches to pneumatic air file sander shoes, firm or flexible longboard file boards, hand sanding blocks, dura blocks and more.. Dura-Gold offers a complete vast product line of professional high-quality sandpaper types that provide exceptional sanding performance, so you can get the job done fast, saving you time and money.

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.

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.

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.

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.

Our Part ALL-55500. 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. 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, Dimensions- 1 x 2 x 3, 2.1 lbs. weight.

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.

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

Size within - .0001. Flatness and parallelism within .0001. Pairs are matched to a tolerance of 0.0001. Squareness on all sides is 0.0003 per inch. Used for set-up, layout and inspection jobs.

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.