This Self Centering Drill Bits is Suitable for professionals and Dyer. 135° inclined blade drill bit make drilling easier and faster. The automatic positioning center improves positioning accuracy and efficiency. Wood chips will be automatically discharged from the holes on both sides of the top of the bit, which will not block the bit. It is a must for professionals and DIY personnel holes. This Centering Drill Bits is Perfect for hinges, handles, drawer slides, woodworking and etc. Unique design and perfect punch effect. Applicable for the installation of the door hinge. Easy to use and install, change bits fast which one-handed load and release. They make alignment of holes so much easier and you can get center every time .Center Drill is made of high speed steel drill bit & quenching treatment shell designed. High hardness, durable and superior drilling performance.Sawdust will be automatically discharged from the top of the holes on both sides, without drill blocked. Adjustable design allows you to replace drill easily. KEY FEATURES: Unique design and perfect punch effect. Applicable for the installation of the door hinge. Adjustable design allows you to replace drill easily. Perfect for hinges, handles, drawer slides, woodworking and etc. Easy to use and install, change bits fast which one-handed load and release. SPECIFICATIONS: Material:High Speed Steel Model:Woodworking Hole Opener Type :4Pcs/7Pcs Color:Silver PACKAGE INCLUDES: 4PCS/7PCS* Self Centering Drill Bits Set
