PRODUCT DESCRIPTION Product description: Are you often face this embarrassing situation? When you try to screw the nut find the bolt has much burr. Usually you will take arduous hammer to hit it to be tapered edge. This Saker Deburring External Chamfer Tool for Drill Bit is designed to solve this problem for you. Made of super hard stainless steel with 3 shaving teeth and hexagon shaped shaft which keeps the deterring from slipping while working with drill bit. It's designed to clean up any kind of threads or end of pipe that might have burrs and let nut easily slide over the bolt. OUR GUARANTEE We truly believe we make some of the most innovative products in the world, and we want to make sure we back that up with a risk-free ironclad 45 day guarantee. If you don't have a positive experience for ANY reason, we will do WHATEVER it takes to make sure you are 100% satisfied with your purchase. Buying items online can be a daunting task, so we want you to realize that there is absolute ZERO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right. We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance. Remember: Shipping usually takes 2-3 weeks read our Shipping for more details!