Jobber - Wire Sizes

BlackGold Parabolic - 135° Split Point Black oxide surface treatment with gold color temper Precision CNC machined for faster, more efficient chip removal Split point tip for improved accuracy and control – penetrates surface on contact and prevents drill bit "walking" (3/32" to 1/2") Heavy-duty web improves strength and structural stability Flatter web taper for more consistent chip evacuation High helix enhances lift and reduces chip turbulence Parabolic, wide flutes for superior performance in deep-hole drilling Industrial-grade NAS High Speed Steel (HSS) Available and priced in 12 pack quantities Material applications: aluminum, copper, brass, plastic, steel (low and medium carbon), steel alloy   WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.