6PCS Four-Flute Sawtooth Eccentric Drill Bit, Hexagonal Shank Heavy-Duty Carbide Tip, 4 5 6 8 10 12mm High-Strength Eccentric Twist Drill Bit, for Wood/Marble/Metal/Concrete/Wall Tiles

4-Blade Serrated DesignOur eccentric drill adopts a unique 4-bladed serrated structure, which not only dramatically improves the cutting efficiency, but also ensures the smoothness and of the drilling process. The serrated edges are ground to easily handle a range of hard materials, whether it's wood, glass, concrete, bricks and ceramics, of which can realize fast and smooth hole cutting 4-Edge Serrated Eccentric DrillThis four edged serrated eccentric drill adopts an eccentric design, which allows the drill to automatically adjust the cutting angle during operation, effectively reducing friction and resistance, especially suitable for working on inclined or irregular surfaces, so that drilling is no restricted and can flexibly cope with a variety of complex working conditions High-Strength MaterialThis new four-flute sawtooth eccentric drill is made of high-quality alloy steel, after a special heat treatment process, hardness and toughness coexist, even in high-intensity, long-time use, but also can keep prolong the service life, reduce the frequency of for you to save costs Precise PositioningThe flute sawtooth eccentric drill is equipped with a precise positioning system to that drilling can achieve a very high positional accuracy, whether it is a small or large workpieces, can be easily managed, for your project to add a and reliable Easy to OperateWhen you buy this high-strength eccentric twist drill you will get 6 sizes of 4/5/6/8/10/12mm drills to meet your different needs.

It has a humanized design handle with a comfortable that reduces fatigue. At the same time, the drill is easy to disassemble and clean, maintenance is easy and fast, so your work is more efficient and smooth