FEATURES:
Made of alloy forged steel for long, durable service life.
Hardened to RC 52-56 and ground to ensure maximum accuracy.
End Mill socket T.I.R. < .0002".
Through spindle coolant capability.
Produced according to AT3 specifications.
Adapter Style: Draw Bar
Arbor Diameter: 1.18"
Draw Bar Thread: M16x2
Pilot Diameter: 1/2"
Projection: 1-3/4"
Shank Type: BT40