7Pcs Professional Woodworking Centering Hinge Drill Bit Set Change Door Cabinet Window Hole Puncher Jig Guide

Features: Selected from aluminum, durability and practical to use. Drill bush for precise positioning, will not move. steel body designed, rustproof and excellent for use. Sawdust will be automatically discharged from the top of the holes on both sides, without drill blocked. Not miss the center of the hole again, references from the hinge bevels. Unique design and perfect punching effect. Applicable for the installation of the door hinge. Easy to use and install, change bits fast which handed load and release.

Specifications: Component:Aluminum Size:As shown in picture

Package Includes: 7Pcs Automatic Center Drill Bit

note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.