13 Pc. Made in USA Cobalt Polished Jobbers 1/16"-1/4" Drill Set

Century's Pro-Grade Black Oxide, USA made Black Oxide Drill Bits are manufactured from industrial high speed steel surface treated for high performance and long life. M2 grade steel for drilling common steel flat bar angle iron tubing wood and plastic. No center punch needed Century 135° quick-cut points are self centering and penetrate faster with less pressure will not walk or wander at the starting surface. Manufactured to Aerospace NAS 907-B specifications. 21 piece multi-purpose set. Manufactured from industrial high speed steel, surface treated for high performance and long life. M2 ...

This Master Drill Set features 3-in-1 General Purpose HSS Black Oxide Jobber Length Drills with 118° Point. Includes: Fractional 1/16" to 1/2" Drills by 64ths #1 to #60 Wire Letter A to Z Drills Metal Index Case

High Speed Steel TMX Black Oxide General Purpose 118° point Jobber Drill. HSS Jobber Drill Number Size, 60 pc. 1-60 Compl. W/Box. Black Oxide increases the drills ability to retain coolant thus reducing chip welding

135° Split point is self-centering for reduced thrust and easier penetration. Manufactured from cobalt high-speed steel with heavy duty geometry. Left-hand helix is ideal for use in screw machines where machine spindle rotation is counter-clockwise. Superior rigidity in portable drilling. Straw oxide finish for less galling. Three flats on shank for sizes above 11/64" for tighter chucking and less slippage. For superior rigidity in maintenance applications in stainless steel, titanium, alloy and carbon steel, cast iron and hardened steel. Made In USA. Pack Of 6. 30 Day Warranty.

Carbide Tipped Jobbers Drill Applications: Designed especially for use on cast iron and non-ferrous materials (not on hardened steel) Features: Right hand spiral, right hand cut, heavy duty high speed steel body The length of each drill is variable and is determined by the specific drill diameter offering the best balance between overall drill rigidity and depth capacity for each drill diameter Benefits: Provides excellent wear resistance 2 to 2.5 times faster speed compared to standard high speed steel yields faster holes with better hole finish