CNBTR 72 Teeth Steel Pinion Gear 6mm Shaft Hole 0.5 Module Spur Gear Small Size for DIY sold2025 Warning: Connecting or disconnecting stepping

Warning: Connecting or disconnecting stepping motor while driver is powered on might damage driver

This stone only requires water

Additional 3 replaceable stones for spares

Clean rings and other jewelry

sharp and durable

CNBTR 72 Teeth Steel Pinion Gear 6mm Shaft Hole 0.5 Module Spur Gear Small Size for DIY sold2025 Warning: Connecting or disconnecting steppingCNBTR 72 Teeth Steel Pinion Gear 6mm Shaft Hole 0. 5 Module Spur Gear Small Size for DIY Specifications: Material: 45 steel Color: black Brand name: CNBTR Size: 37x10x6mm 1. 46x0. 39x0. 24inch ( Outer diameter x Height x inner diameter) Module: 0. 5 Teeth: 72 Shaft hole: 6mm Weight: 36g Features: 1. Small size 6mm Bore Gear, can be used as DIY parts. 2. 0. 5 module 72 teeth Pinion features with good precision and high concentricity. 3. 6mm shaft hole,