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                          Spiral Point/Gun Nose - Metric.
HSS-EV3. Oxidised finish. 1066PT for through holes.
Type 1066.
Manufactured from 3% vanadium super grade high speed steel. Increased vanadium produces toughness without adding brittleness. Greater resistance to work generated heat. Prolonged cutting edge life. Manufactured to ISO 529 : 1975.
BSP and BSPF also available.
                        
| Pitch | 3.5 | 
| Overall Length | 138mm | 
| Lead | Plug | 
| Shank Diameter | 20mm | 
| Thread Standard | Metric Coarse | 
| Series | 1066-POT | 
| Dimensions Standard | ISO 529 | 
| Thread Length | 42mm | 
| Tap Type | Spiral Point | 
| Thread Direction | Right Hand | 
| Ring Colour | No Coloured Ring | 
| Square Width | 18mm | 
| Finish/Coating | Steam Tempered | 
| Coolant Delivery | External | 
| Class of Fit | 6H | 
| Material | HSS | 
| Number of Flutes | 3 | 
| Thread Size | M30 | 
| MFR Part No. | 22102714 | 
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