Goliath PG Taper HSS Bright Straight Flute Tap Diameter:17.7mm 771 is a silver

771 is a silver

30 deg profile included angle

and the unit mounts in seconds with no drilling or clamping

coupling) and the drive shaft

Goliath PG Taper HSS Bright Straight Flute Tap Diameter:17.7mm 771 is a silverHSS Bright Finish PG Hand and Machine Taper Tap The number shown as part of the size identification for the PG thread form denotes the maximum cable diameter in millimetres that can be passed through the conduit For this reason the PG thread form has a thread angle of 80 HSS Straight Flute Short Machine and Hand Taps. HSS taps provide a high hardness to toughness ratio, compressive and tensile strength, good abrasion resistance and resistance to micro