Self-Centering Drill Bit Set, 4pcs Hex Hex Shank Centering Hinge Hole Drilling Tool Kit Center Centing Centering Bit Hole Puncher Woodworking Tool for

Adopting brass body with high speed steel drill bit, high strength and hardness, in use Quick to change drill bit by one-hand Comes with 4 drill bits of the most common sizes for carpenter: 5Celsius64 Description: This is a self-centering drill bit set for drilling holes for door or window hinge s installation. It helps to position accurately, easy to connect with electric drill and use, making your drilling and . Features: Adopting brass body with high speed steel drill bit, high strength and hardness, in use. Quick to change drill bit by one-hand . Comes with 4 drill bits of the most common sizes for carpenter: 5Celsius64 , 7Celsius64 , 9Celsius64 and 11Celsius64 . Features accurate positioning, effectively improve drilling efficiency. The wood chips will auto discharge from the top hole so the drill won t get stuck. Specifications: Condition: 100% Brand New Material: Brass + High Speed Steel Color: as Shown in the Picture Specification Length Hole Diameter Tapping Screw 5Celsius64 8.6cm Celsius 3.39in 2mm 2.2.2.8mm 7Celsius64 8.9cm Celsius 3.50in 2.8mm 3.3.5mm 9Celsius64 10cm Celsius 3.94in 3.5mm 4.4.5mm 11Celsius64 10.2cm Celsius 4.02in 4.5mm 5.5.5mm Quantity: 4 Pcs Weight: approx. 110g Package Included: 1 x 4pcsCelsiusset Door Hinge Drill Bit 1 x Hex Wrench