This is a set of 99pcs 1.5mm-10mm HSS twistdrill bit set with iron box. Ideal for drilling iron, alloy steel, unalloyed steel, copper, bronze, cast iron, hard plastics and plexiglass. Features: High speed steel twistdrill parts set for wood, plastic, aluminum, copper and steel. Ideal for DIY, home use, and general building/engineering. Sharping and twistdrill will make drilling easier and easier.,Drilling The process is simple and with maximum surface quality. Commercial will provide Safe Machining Processes to start with pre-punching. Specifications:Color: BlackMaterial: High Speed SteelHardness: HRC 60-62Containing Sizes: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 8mm, 10mmQuantity: 1 Set (99pcs)Size Quantity (pc) Length1.5mm 16 40mm2.0mm 16 46mm2.5mm 15 57mm3.0mm 10 60mm3.2mm 10 64mm3.5mm 8 69mm4.0mm 8 74mm4.5mm 3 79mm5.0mm 3 85mm5.5mm 2 89mm6.0mm 2 92mm6.5mm 2 99mm8.0mm 2 116mm10mm 2 134mmPackage Size: Approx. 27*23.5*4cm/10.63*9.25*1.57inPackage Weight: Approx. 1403.3g/49.49ozPackage List:1*Iron Box16*1.5mmDRill16*2.0mmTwistDRill15*2.5mmTwistDRill10*3.0mmTwistDRill10*3.2mmTwistDRill8*3.5mmTwistDRill8*4.0mmTwistdrill3*4.5mmTwistdrill3*5.0mmTwistdrill2*5.5mmTwistdrill2*6.0mmTwistdrill2*6.5mmTwistdrill2*8.0mmTwistdrill2*10mmTwistdrillMany questions about Dropshipping services are following:1. How many orders can you handle per day? We are a large company in Shenzhen, China, with a large warehouse that can handle large orders every day. We ship countless packages every day. We can guarantee the order you request.2. How fast can you process orders? We will arrange the shipment as soon as possible after you pay for your order. Priority delivery for dropshipping order3. Can you ship an order without any receipts, invoices and promotional offer inside the package? Absolutely! No invoices, receipts, promotional offer if you leave notes on the order (if you want, we can deliver.)4. If you need other products? We can supply most of the products you need as much as possible1If you have any other questions, please feel free to . We are very grateful for your cooperation with you.5. We can support Dropshipping of CSV/Excel files.6. There is no limited inventory to fulfill orders on a daily basis