Surface treated with abrasion-resistant black oxide.#4 HSS Black Oxide Jobber Length Drill Bit, Shank Type: Round Ideal for production, maintenance or portable drilling jobs..
Hand taps are also appropriate for tapping the vast majority of materials in through or blind holed conditions.Black oxide high-speed steel dill bits are ideal for production, maintenance or portable drilling jobs and are surface treated with abrasion-resistant black oxide.
Carbon Steel Hand Taps are used to re-thread damaged and/or jammed threads.. 1"-8 Carbon Steel Hand Tap Set Carbon Steel Hand Tap, Set includes Taper, Plug and Bottoming Taps, 1"-8, Number of Flutes 4, Dec Equivilant 1-8 Taper Style: Starts the thread square with the workpiece. Carbon Steel Hand Taps may also be used to thread mild steels.
1"-8 Carbon Steel Hand Tap Set Carbon Steel Hand Tap, Set includes Taper, Plug and Bottoming Taps, 1"-8, Number of Flutes 4, Dec Equivilant 1-8 Taper Style: Starts the thread square with the workpiece. Carbon Steel Hand Taps are used to re-thread damaged and/or jammed threads.. Carbon Steel Hand Taps may also be used to thread mild steels.