HSS Step Drill Size 4 - 20mm

HSS Step Drill Size 4 - 20mm from Cookson Hardware.

Product Reference: 123692

Step drills are used for drilling cylindrical holes in solid material up to 4mm thick. Each step has tapered cutting edges for simultaneous deburring or chamfering. Using the step drill on a low speed and using suitable cooling lubricant will increase the lifetime of the step drill and improve working results.

Size:
4mm - 20mm
Step size - 2mm
Number of steps - 9
Shank size - 8mm