l         Special design & manufacture against for super heavy torque (Clamping capacity) use.

l         Owing to inspecting strictly & with excellent RUNOUT Accuracy and quality guanteed the gripping power is double than the general brand.

l         Avoid the drill dropped when used in instaneous change of direction and equipped with spanner hole for tightening perfect safety.

l         Especially suitable for CNC machining center & milling machine use.

l         Accuracy: 50mm length within 0.05,,

l         The key is optional