M20 x 2.5 White Ring Metric Coarse Straight Flute Nitride Coated Tap DIN376

Flute Type: Straight

Recommended for: Through or blind holes

Shank Standard: DIN 376

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;