Six Piece Adjustable Parallel Set From 3/8 To 2-1/4 Inch With Pro Grade 0.0004 Inch Parallelism, 40Cr Alloy Steel Parallels Block Set For Milling And Setup, Heavy Duty Machining Tooling For Next Level Accuracy

✔️ Six-piece 40Cr steel parallel set, 7 mm (0.28 in) thick, 0.0004 in parallelism

Six-piece adjustable parallel block set is designed for milling and precision setup. Crafted from 40Cr steel, it provides precise steps from 3/8 in to 2-1/4 in with tight parallelism, making layout, checking, stopping, and setting workpieces quick and repeatable in a machine shop.

✅ Material: 40Cr alloy steel with 52-58 HRC
✅ Size coverage: 3/8-2-1/4 in range (9.53-57.15 mm)
✅ Tolerances: size ±0.0005 in, parallelism ±0.0004 in
✅ Packed as a six-piece set in a portable bag for easy handling

💡 What is a parallel set used for in machining? Handy layout tool for precise setup. - Helps align and reference workpieces during milling and setup - Useful for layout checks, stopping, and setting offsets - Ideal for jig and fixture work in small to mid-size shops