Jobber - Wire Sizes

Black Oxide (HSS) - 135° Split Point Black oxide surface treatment resists corrosion and provides increased lubricity Industrial-grade NAS High Speed Steel (HSS) Excellent general use drill bit Precision CNC machined for faster, more efficient chip removal Split point tip penetrates surface on contact and prevents drill bit "walking" (#1 to #52) Oil treated finish is ideal for drilling in various types of metal Available and priced in 12 pack quantities  Material applications: aluminum, cast iron, plastic, steel alloy   WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.