13Pcs Cobalt Drill Bits Set, Hex Shank High Speed Steel for Hardened Metal, Cast Iron, Wood, Plastic, and Aluminum Alloy, Quick Change (1.5-6.5mm)

13Pcs Cobalt Drill Bits Set, Hex Shank High Speed Steel for Hardened Metal, Cast Iron, Wood, Plastic, and Aluminum Alloy, Quick Change (1.5-6.5mm)

Suitable for aluminum, wood, malleable and deep hole drilling positioning holes iron Through heat treatment, stainless steel, tool steel, and other workpiece that are difficult to process, can be processed by these twisted drill bits High speed steel to obtain high hardness, high wear resistance and high toughness, Can be used in manual, electric hand-held drilling tools, milling machines, lathes and more 13 Twist Drill Bits, including 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm, with Hexagonal handle The hexagonal handle specially made for quick replacement of drill bits is an upgraded version, which is suitable for most drilling and drilling presses, which is easier and safer to install without slipping and falling off Specifications:Material: High speed steelSurface Treatment: Titanium platingHandle: Hexagonal handleQuantity: 13pcsDiameter: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm,  4.8mm, 5mm, 5.5mm, 6mm, 6.5mmWeight: Approx. 167g Package Includes:13 x Twist Drill Bits