JOBBER- TYPE B-OXIDE FINISH - LETTER SIZE
Aircraft Type B oxide finish drills are made with a heavy web construction and may be used with heavier feeds in harder materials. Because of torsional strength and a 135° split point, this drill is popular in hand held drilling applications to reduce breakage and eliminate skidding or walking. 29 Piece @ 1 set includes 1/16 - 1/2 x 64ths in metal index. *Sizes smaller than 1/16 are not split. Sizes smaller than 52 are not split.