Parallel Block Set 1 X 2 X 3 With 23 Holes And 0.0003 Inch Machinist Tolerance For Milling Machines Hardened Steel Case Hardened To HRC 57 62 Delivers Precise Squareness And Fast Setup For Accurate Milling And Jig Work
✔️ 1 pair 1x2x3 in blocks, 0.0003 in accuracy, 23 holes
This parallel block set includes 1 pair of 1 x 2 x 3 inch gauge blocks made from hardened steel, heat treated and case hardened to HRC 57-62. Its 23-hole design and cross drilling give solid squareness across all faces for milling machines, jigs, and fixture work. Use outside a vise by bolting blocks together to expand fixturing options.
✅ 1 pair of 1 x 2 x 3 inch gauge blocks
✅ Tolerance: 0.0003 inch per inch
✅ Material: Hardened steel, heat treated, case hardened to HRC 57-62
✅ 23 pre-drilled holes for flexible mounting
✅ Cross drilling design provides maximum squareness with light weight
✅ Works outside a vise by bolting blocks together
💡 What is a parallel block set used for in precision milling and fixturing? This handy fixture helps achieve accurate squareness and fast setup in milling and jig work.
- Used to create reference surfaces for fixtures
- Improves repeatability when aligning parts during setup
- Expands fixture options beyond clamps for milling applications