Drill Chuck Hinge Drill Bit Set 5mm 1/4 inch Self Centering Guide Sharp Drill Bit Tools

Material: The yellow tip is made of brass, wear-resistant, rust-resistant and durable. Application: widely used in wood and plastic, precise positioning, no displacement.Drill: The high-speed drill bit made of 4241 steel is sharper than the conventional drill bit and has a longer service life Correct: These hinge drill bits reliably and accurately center holes for mounting hinges and other types of hardware Easy to use: wood chips will be automatically discharged from the holes on both sides of the drill bit, and the drill bit will not be blocked There are 5mm drill bits and 1/4 inch which you can choose to drill holes of different sizes. The chip will be automatically removed from these two side holes and the drill bit will not be stuck. It can be applied in wood and plastic drill. Wear-resistant, rust-resistant and durable for long time use.Characteristics Color: black. Material: metal. Size: 11 x 9 x 1.5 cm / 4.33 x 3.54 x 0.59 inches. 1/4 inch: drill bit: 1/4; Hole diameter: 6.35mm. 5mm: drill bit: 5mm; Hole diameter: 5mm. Comes with 2 different sizes in 1/4 inch and 5mm to meet your different needs. Package including2 * hinge drill bits