150 Pieces Metric DIN 988 Shim Rings M28X40X.3 Hardened Spring Steel Pro Grade Precision Shim Ring Set for DIY and Machinery DIN 988 Compatible Rust Resistant Ships Free in the USA Model ASMM32287

150-Piece Metric DIN 988 Shim Ring Set, M28x40x0.3
✔️ 150-piece set of shim rings, DIN 988, M28x40x0.3

These shim rings meet DIN 988 specs and are designed for precise gap control in mechanical assemblies, DIY projects, and industrial machinery.

✅ Inside diameter: 28 mm
✅ Outer diameter: 40 mm
✅ Thickness: 0.3 mm
✅ Material: Hardened spring steel
✅ Pack: 150 pieces

💡 What is a shim ring used for in mechanical assemblies? A handy spacer that helps set precise gaps and keep shafts aligned in machinery. - Handy for fine-tuning clearances
- Reduces misalignment and wear
- Works with DIN 988 hardened steel rings