A top quality DORMER HSS taper shank drill. The A130 has a 118o point angle and blue finish. DIN 345 RN / BS 328 / ISO235. Features & Benefits: * Reduced cutting forces required to drive the tool through the workpiece * Reduced wear and tear on machine tools * Reduced cost of point re-grinding - one operation instead of two * Dormer‚Äôs Silver Ring‚Ñ¢ means that the tool mark remains visible throughout the life of the tool * Steam tempering gives a strongly adhering blue oxide surface, which prevents metal to metal contact and enables the surface of the tool to absorb lubricant during machining operations
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