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HSS blue ring ISO (BLT) metric coarse oxidised spiral flute taps are made with a strong high speed steel with a black oxide finish for deep blind holes with reduced wear and improved heat resistance.
Features and Benefits
High speed steel construction
Black oxide finish for reduced wear and improved heat resistance
Specification
For deep blind holes
Helix angle 45
BTL - Biteless taper
Taper lead to DIN form C (2 x P to 3 x P)
Tapping tolerance to 6H
DIN 371/376
Typical Applications
Tapping
Steel
Stainless steel
Cast iron
Ring Colour | Blue |
Thread Length | 11mm |
Thread Direction | Right Hand |
Class of Fit | 6H |
Thread Standard | Metric Coarse |
Coolant Delivery | External |
Tap Type | Spiral Flute |
Dimensions Standard | DIN 371 |
Square Width | 4.9mm |
Overall Length | 80mm |
Material Grade | M35 |
Pitch | 1 |
Number of Flutes | 3 |
Helix Angle | 45 |
Material Application | Stainless Steels |
Thread Size | M6 |
Finish/Coating | Steam Tempered |
Shank Diameter | 6mm |
Tapping Depth | 15mm |
Material | Vanadium High Speed Steel |
Payment & Security
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