Dormer E501-M8 72 mm长 直柄 高速钢 M8 直槽 螺纹丝锥

Straight flute left-hand cut HSS machine tap bits E501

Range of HSS machine tap bits, straight flute, left-hand cut with metric pitch.
6H tolerance class, a short, 2-thread input and a 7 ° cutting angle.
Recommended for use in both through or blind holes and for depths up to 2times diameter.
Surface treatment: shiny.

Standard: ISO 529