SERIES S*T*SA STEEL SHANK, NECKED CCWS OAL BD DCON LB LBX Part Number CCWSConnection LBBody LBX OAL BD DCON BMCBodyOverallBodyShankBody Code Length 1 Length Max. Lengh Dia. Dia. Material Code S125T21SA-12 Chip Surfer T21 1.200 1.320 4.000 1.181 1.250 Steel S125T21SA-15 Chip Surfer T21 1.500 1.630 6.000 1.181 1.250 Steel When assembling, be sure tip is seated firmly on shank with no gap. Tightening Torque: T21=970in/lbs. No lubricant on adaption. Wrenches sold separately. SERIES S*T*SK STEEL SHANK, CONE NECK OAL CCWS BHTA BD DCON LB LBX Part Number CCWSConnection LBBody OALOverall BD BHTA DCONBodyBody HalfShankBMCBody Code Length 1 Lengh Dia. Taper Angle Dia. Material Code S150T21SK-18 Chip Surfer T21 1.820 6.000 1.181 5.0 1.500 Steel When assembling, be sure tip is seated firmly on shank with no gap. Tightening Torque: T21=970in/lbs. No lubricant on adaption. Wrenches sold separately. 100