British (BS) Pilot Bore Sprocket - Duplex Strand - Cast Iron Countersink Bits & Sets 5mm Carbons) Carbon-arc gouging and

5mm Carbons) Carbon-arc gouging and cutting applications

12" imperial square

shock-load protection

●Size range M6 to M12

British (BS) Pilot Bore Sprocket - Duplex Strand - Cast Iron Countersink Bits & Sets 5mm Carbons) Carbon-arc gouging andCast iron pilot bore sprocket BS duplex pilot bore sprocket Chain numbers: 10B, 10B, 12B Cast iron pilot bore duplex strand sprocket to BS (ISO) pitch standard. Pilot bore allows finish machining on the bench to your exact shaft size and keyway. Cast iron hub stands up to industrial drive duty and pairs with KCM and equivalent OEM roller chain on the matching chain number. Chain numbers offered: 10B, 12B.