Thread Dia. D1 | Pitch | Thread Form | Thread Length L2 | Overall Length OAL | Shank Dia D2 | Square Sq | Tapping Drill Dia. |
M8 | 1.25mm | Metric Coarse | 20mm | 90mm | 8mm | 6.2mm | 6.8mm |
Flute Type: Straight
Recommended for: Through or blind holes
Shank Standard: DIN 371
Type: High speed steel Cobalt (HSSE)
Coating: Ni (Nitride) - We recommend this surface treatment for machining materials which affect a hard wear/abrasion, such as Grey cast iron, Al-alloys with a Silicone percentage above 10%.
Coating Colour: Black
Tapping Materials
Excellent for tapping: All Grey Cast Iron; and Fibre Reinforced Plastics
Good for tapping: Short Chip Copper Alloys;