#40 Roller Chain Sprocket B Type 5/8" Bore Rust Prevention Hardened 9 Tooth 5/8" Bore 9 Tooth Apply #40 Roller Chain industrial_Dec2022 Laser Module 532nm Green Laser

Laser Module 532nm Green Laser Diode Modualtion 5mw(Professional Green Line Laser )

Conductive adhesive copper foil roll can be twisted

can not match with other modules and other number of teeth) Package include 2 x Bevel Gears Wheel Read more

Multi-Purpose Home Storage Wall Mount Holder Hanger Snowboard Display Wall Rack

#40 Roller Chain Sprocket B Type 5/8" Bore Rust Prevention Hardened 9 Tooth 5/8" Bore 9 Tooth Apply #40 Roller Chain industrial_Dec2022 Laser Module 532nm Green Laser#40 Roller Chain Sprocket B Type 5 8" Bore Rust Prevention Hardened 9 Tooth Product Features Size : Roller Chain Sprocket 12. 7mm (1 2") Pitch,9 Teeth,5 8" Bore Diameter, 0. 187" Keyway with 2 Setscrews at 90 degrees,B Type. Material: Sprocket is made of AISI 1045 Medium Carbon Steel, gear part of high temperature quenching heat treatment, high hardness, Harden Teeth at HRC38 42,wear resistance. Feature: Sprocket tooth surface hardening treatment,