10Pcs CAT40 75 0.747″ Pull Stud Coolant Thru Retention Knob For Mori Doosan New
Key Features: Head Diameter: 0.747″ Head Angle: 75° Drawbar Thread Size: 5/8″-11 Machine Taper Size: CAT40 Neck Diameter: 0.549″ Hole: 0.281″ Pilot: 0.641″ Overall Length: 2.001″ Shoulder To Head: 0.787″ Shoulder To End: 1.024″ Coolant Hole. Made from alloy steel 5155 with heat treat to RC 56-58. Each retention knob is individually magnetic particle tested to ensure free of crack. High quality black oxide finish to ensure long enduring tool life. Fully ground on all critical surface including a pilot under the flange of retention knob for full contact between tool holder’s taper end and retention knob. .