Low Carbon Steel Arbor Shim 0.125 Inch Thick, 1 3/8 Inch Inside Diameter, Pack Of 10, Full Hard With Tight Tolerances For Precision Tooling And Spindle Setup In Pro Shops

Low carbon arbor shim, 0.125 in thick, 1 3/8 in ID (10-pack)
✔️ Pack of 10, 0.125 in thick, 1 3/8 in ID, full hard, tight tol

These arbor shims are built from low carbon steel and come in a full-hard temper for precision tool setups. They’re designed to space and align tooling on spindles in pro shops and machine shops.

✅ Thickness: 0.125 in (3.175 mm) with +/-0.003 in tolerance
✅ Inside Diameter: 1.375 in (34.93 mm) with +0.011 in tolerance
✅ Outside Diameter: 1.875 in (47.63 mm) with +/-0.002 in tolerance
✅ Tensile strength: 80,000 psi; Rockwell B84; meets AISI 1008-1010

💡 What is an arbor shim used for in precision milling and spindle alignment? Arbor shims provide precise offsets to align tooling and spindles for accurate, repeatable results. Improves concentric alignment during tool changes. Helps correct misalignment and compensate for wear. Reduces runout and improves surface finish in milling. Ideal for pro shops and CNC mills needing precise spacing.