Two Pack 15 Tooth Chain Sprockets for ISO 08A Roller Chain, 1 Inch Bore, C45 Carbon Steel With Black Oxide Finish for Rust Proofing, High Hardness Teeth, Set Screws, ANSI 40 Round Hole Sprockets

Two-Pack 15-Tooth ISO 08A Sprockets, 1 Inch Bore, C45 Steel
✔️ 1 in bore (25.4 mm), 12.7 mm pitch (1/2"), black oxide finish

These chain sprockets are built for ANSI 40 round-hole mounting and ISO 08A roller chains. They’re ideal in power transmission setups for milling machines, drilling rigs, and other mechanical systems that require durable torque transfer.

✅ 15 teeth with high-hardness, wear-resistant tooth profile
✅ 1 in bore (25.4 mm), ANSI 40 round-hole mounting
✅ C45 carbon steel with black oxide rust-proof finish
✅ Set screws in the round hole lock the shaft and prevent slip
✅ Teeth heat-treated by high-temperature quenching for long wear life
✅ Suitable for at least three teeth in mesh with ISO 08A chain

💡 What is a chain sprocket used for in ISO 08A roller chain power transmission? This handy guide explains its role in simple terms. - Transmits torque between shafts via chain drive - Works with ISO 08A chain and 1 inch bore shafts - Built to resist rust with black oxide and hardened teeth - Common in milling machines, drilling rigs, and general shop gear