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9 Αυγ 2013 · The Drillco 400N series heavy duty jobber length drill bit is made from nitride-treated high-speed steel with a black and gold oxide finish and has a 135-degree split point for drilling stainless steel and other hard metals.
12 Νοε 2013 · 400N Series Nitro 29 Piece High-Speed Steel Heavy-Duty Jobber Drill Bit Set, Black and Gold Oxide Finish, Round Shank, Spiral Flute, 135 Degrees Split Point, 1/16" - 1/2" in 1/64" increments. Brand: Drillco.
Nitro Heavy Duty Jobber Drills. Show 51020501002005001000Allresults per page. 13011 S. Choctaw Drive. Baton Rouge, LA 70815.
Nitro® High Performance. The NITRO range of products from DRILLCO offer increased productivity. Our standard product range includes jobber, mechanic, stub, extra length, taper shank and taper length, S&D, masonry, and aircraft extension drills in HSS, Cobalt, and Solid Carbide.
Standard Nitro Jobber Bits. Click image to enlarge. Browse our offering of Drillco’s made in the USA jobber drill bits! Use the filters to choose between the general purpose bits manufactured with high-speed steel, or black oxide HSS.
Drill bit with 2 3/4 spiral flute has a 135 split point that helps to penetrate hard materials without a pilot hole and produces small chips to reduce clogging. It is recommended for use in stainless steel and other hard metal drilling.
Drillco 400N129 is a size 29/64″ heavy duty jobber drill with a 4 3/16″ flute length. Recommended for use in stainless steel and other hard metal drilling. 6 bits per pack.
