Product Description Features: – 100% brand new and high quality – Drill 28 Hole Sizes – This compact Set Replaces 28 Individual Drill Bits – Automatically Deburrs Holes as you Drill – Two-flute Design Gives You Faster, Smoother Cutting – Titanium Nitride Coating for Cooler Running – Quick-change 1/4″ Hex Shank – High Speed Steel for Long Life – These Step Drill Bits are ideal for variety of materials from metal, plastic, fiberglass to wood – They also help to enlarge existing holes – The two flute design tips made the penetration faster without chipping Specification: USA in Stock，Fast Shipping Condition: 100% brand new with high quality Manufacture: China, Chinese Factory Homegrown products for Sales Material: HSS Type: 4-20/3-12/4-12 4-20: 9steps-4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm 3-10: 10steps-3mm,4mm,5mm,6mm,7mm,8mm,9mm,10mm,11mm,12mm 4-12: 5steps-4mm,6mm,8mm,10mm,12mm Weight :0.11kg Friendly Tips: -The size is measured by hands, please allow minor error of measurement. -Photo color might be a little different from the actual product due to color display of different monitors. Package Includes: 3 x Step Drill Bit 1 x Pouch Payment PayPal is the only payment method we accept. Please confirm your shipping address is correct before you finish the payment. Shipping Economy(without tracking): 15-45 working days EPacket(with tracking): 7-25 working days EMS/DHL(with tracking): 7-10 working days, need to pay extra shipping cost USPS First Class Package: usually 2-6 business days to deliver, with Tracking Confirmation, depending on shipping location. FedEX SmartPost: (usually 2-10 business days to deliver) with Tracking Confirmation, depending on shipping location. Notes, the delivery time may vary due to public holidays, natural disasters, customs issue and other unexpected impact, etc. Policy 1. Return item must be unused and in the same condition you received it, in original packaging. 2. Once the return is authorized, it is buyer’s responsibility to return the product and package securely to prevent any damage during transit. 3. If you are not satisfied when you receive your item, Please contact me before you return it. Then return it within 30 days for a replacement or money back. The postage and packaging fee will not be refunded. Feedback Please leave us a Posive Feedback if there is nothing wrong with the item, we will appreciate it and do the same for you. Contact US Please contact us via ebay message. all questions will be replied within 24 working hours. Customer Support Online: 9am-18pm (GMT +8) Monday – Friday