40 Pcs Carbon Steel Nickel Plated Hollow Toothless Steel Sleeves 3.5x9x7mm.

Product Description

✅Material:   Empty toothless positioning casing is made of Nickel -plated carbon steel；

✅Features: Bushing are used to retain parts in a fixed position,maintain alignment between different parts,or to join different；

✅ Easy to install :Most suitable for applications with rotating movements and where self-lubricating properties of the material are a prerequisit；

✅Used: ：Used in airplane model, Construction machinery, ship model, car models and DIY craft makingindustry, handicrafts, pipelines, mechanical structural.

structural；

Note: allow 1-3mm error