M3-M8 HSS-COBALT BLACK RING SP/PT DIN371 TAP SET รหัส SWT1859900X

Class of Fit :6H

Coolant Delivery :External

Dimensions Standard :DIN 371

Finish/Coating :Bright

Material :Cobalt High Speed Steel

Number of Pieces :5

Tap Type :Spiral Point

Thread Standard :Metric Coarse