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General purpose geometry for drilling in a wide range of operating conditions and materials. 118° radial point. Manufactured from premium high-speed steel. Shorter flutes and overall length provide superior rigidity to minimize deflection when using heavy feed rates. Extra rigidity is ideal for portable drilling. Bright finish up to 1/2". Black oxide finish over 1/2". For drilling in alloy steel, carbon steel, cast iron and non-ferrous materials. Plug chamfer hand tap. 3 - 5 incomplete threads before cutting. Used in all types of hand and machine tool operations for ferrous and non-ferrous materials. Ground thread for better surface finish and tighter tolerances. Best used for tapping through holes. Manufactured from high-speed steel. Use for tapping in carbon steel, alloy steel, stainless steel, cast iron, aluminum and non-ferrous materials. Set Drill Sizes: #44, #39, #36, #29, #25, #7, F, 5/16, U, 27/64 Set Tap Sizes: #4-40 NC, #5-40 NC, #6-32 NC, #8-32 NC, #10-24 NC, #1/4-20 NC, 5/16-18 NC, 3/8-16 NC, 7/16-14 NC, 1/2-13 NC

Chicago-Latrobe 157/1002 Series 20PC HSS Bright Screw Machine Drill and Plug Hand Tap Set

157-1002-series-20pc-hss-bright-screw-machine-drill-and-plug-hand-tap-set

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