Description:Features:Straight shank design is more suitable for many electric drills and drilling machinesSharp and twisted drill will make the drilling be more easy and effortlessHigh Speed Steel (HSS) made, stable performance and durableSuitable for wood, aluminum, plastic, etc.Product Name: Twist Drill BitDesign: Straight ShankMaterial: HSSDiameter: 1mmPackage Includes:10 x Twist Drill Bit