Specification: Material: Alloy Color: as picture show Diameter: approx.?8mm Full length: approx. & Nbsp; 82mm Objective: designed to fight against hinges, perforated woodwork, plastic products < br /> Quality Carbide Woodworking;?Hole saw 15/20/25/30 / 35mm Forstner drill bit with special hinge locating hinge Blade curves forged in high quality alloy?in favor of chip design, operate more easily Features: 1. High quality alloy forged blade;?, advanced sintering technology, perfect alloy blade, very sharp, long service life 2. The body head curve design is conducive to agrave;?chipping, better piercing results 3. The unique event positioning plate designed to allow for a wider opening easy. The material of the positioning plate is a powder-cast alloy.?under pressure Package Included: 1 #: 5x Locating Drill 2 x key?hexagonal 2 #: 5x locating drill 2 x wrench;?hexagonal 1 x wooden box