DIN Application Specific Taps

Yellow Ring - Spiral Point
Recommended for structural steels, plain carbon steels, nodular graphite and malleable cast irons, long chipping brass, bronze and copper. Can also be used on unalloyed nickel, unalloyed copper, all aluminum and thermoplastics. Supplied in bright finish or Titanium Nitride coating.
Yellow Ring - Spiral Flute
Recommended for structural steels, plain carbon steels, nodular graphite and malleable cast irons, long chipping brass, bronze and copper. Can also be used on unalloyed nickel, unalloyed copper, all aluminum and thermoplastics. Supplied in bright finish or Titanium Nitride coating.
Red Ring - Spiral Point
Designed for materials such as alloyed steels, heat treated and heat resistant steels. Can also be used on ferritic and martensitic stainless steel, alloyed titanium and alloyed nickel. Supplied in bright finish or Titanium Nitride Coating.
Red Ring - Spiral Flute
Designed for materials such as alloyed steels, heat treated and heat resistant steels. Can also be used on ferritic and martensitic stainless steel, alloyed titanium and alloyed nickel. Supplied in bright finish or Titanium Nitride Coating.
Violet Ring - Spiral Point
Designed for use in Free Machining Stainless Steel, Austenitic Stainless Steel and Ferritic Stainless Steel. Supplied in bright finish or TiCN.
Violet Ring - Spiral Flute
Designed for use in Free Machining Stainless Steel, Austenitic Stainless Steel and Ferritic Stainless Steel. Supplied in bright finish or TiCN.
Green Ring - Spiral Point
Designed for magnetic soft steel, structure steels, and stainless steels. Can also be used on alloyed titanium and alloyed nickel. Supplied in a ferrous oxide surface finish to increase lubricity.
Green Ring - Spiral Flute
Designed for magnetic soft steel, structure steels, and stainless steels. Can also be used on alloyed titanium and alloyed nickel. Supplied in a ferrous oxide surface finish to increase lubricity.
White Ring - Spiral Flute
Designed for use in grey cast irons and reinforced plastic materials. Can also be used for short chipping brass, bronze and copper. Supplied with a nitrided surface treatment.
Black Ring - Spiral Flute
Designed for use in Titanium, High Strength Bronze, Aluminum Magnesium Alloys and Reinforced Plastic. Supplied in a Nitride and Ferrous Oxide surface finish.

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