HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. Traderight 1-2-3 Blocks - Precision Machinist Tool Features: Ideal For Precise Mounting: The Traderight 1-2-3 Block Is Perfect For Use On Milling Machines Drill Presses Grinders And Cnc Machines. It Offers Superior Support For Steel Bars Eliminating The Need For Parallels. Accurate Alignment: Use The 123 Block To Check Table And Band Saw Alignment With Accurate 90-Degree Angles Ensuring Perfect Alignment Every Time. Check For Squareness: Whether You’Re Verifying Your Machine’S Alignment Or Ensuring Your Square Is Truly Square The 123 Block Offers Unparalleled Precision For All Your Squaring Needs. Built To Last: Made From Hardened 45# Stainless Steel This Precision Tool Offers Exceptional Durability And Will Maintain Its Accuracy For Years To Come. Versatile Use: From Calibrating Fence Cursors To Creating A Chisel Guide With A Cylinder Mag - net The 123 Block Is A Must-Have For Precise Machining Tasks. Accurate Setup And Inspection: Offset Your Table Or Mill From Your Vice For Complete Machining And Use The Block To Check Parts For Square Before Welding Or Attachment. Specifications: Brand: Traderight Model: 1-2-3 Blocks Material: Hardened 45# Steel Height Accuracy: 0.0002" Parallelism Accuracy: 0.0002"