1pcs Durable High Speed Steel 24.5/26/27/28mm Twist Drill Bit Drilling ToolFeatures:1. Twist drill bits are made of high-speed steel, anti-corrosion and durable to use.2. 4 different specifications of twist drill bits for you to choose, meet your different needs.3. The long cutting edge allows these bits to be used for deep hole drilling.4. Precision twisted drill bits will make drilling easier and easier.5. It is suitable for most drilling work and materials, such as thin metal, aluminum, iron, carbon steel, wood, plastics, etc. Specification: Material: High Speed Steel Weight: 276-334g / 9.7-11.8oz Shank Diameter: 1/2in Outer Edge Top Angle: 130 Size: 24.5mm, 26mm, 27mm, 28mm(Optional) Packing List: 1 x Twist Drill Bit1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow.2) payment must be made within 3 days of placing the order.3) if you are unable to check out immediately after the listing ends, please wait a few minutes and try again, payments must be completed within 3 days. About Shipping1.