Inch 3/8" HSS 1/2 Reduced Shank Twist Drill (1/2-1-1/2), Find Details and Price about Reduced Shank Twist Drill Shank Twist Drill from Inch 3/8" HSS 1/2 Reduced Shank Twist Drill (1/2-1-1/2) - Yangzhou Jiangwei Tools Co., Ltd.