HSS Drill Bits Set High Speed Steel Round Handle Drill Bits Set Drill Bits Set 1 . 5 6 . 5mm for Electric Screwdriver

• Sharp twisted drill bits will make the drilling easier and more effortless .
• 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 .
• Suitable for aluminum ,wood ,malleable and deep hole drilling positioning holes iron .
• Can be used in manual ,electric hand held drilling tools ,milling machines ,lathes and more .

description of goods: A twist drill is a tool that cuts a round hole of a workpiece by rotary. It is named after its flute shaped like a spiral. drills can be used in manual, electric hand-held drilling tools, milling machines, lathes and even machining centers. The bit material is generally a high speed tool steel or a hard alloy. Feature: 1. Suitable for aluminum, wood, malleable and deep hole drilling positioning holes iron. 2. Through heat treatment, stainless steel, tool steel, and other workpiece that are difficult to process, can be processed by these twisted drill bits. 3. High speed steel to obtain high hardness, high wear resistance and high toughness. 4. Can be used in manual, electric hand-held drilling tools, milling machines, lathes and more. 5. twisted drill bits will make the drilling easier and more effortless. Specifications: Material: High speed steel Surface Treatment: Bit Baked Yellow Handle: Round handle Quantity: 13pcs Diameter: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm Weight: Approx. 80g Package Includes: 13 x Twist Drill Bits