3.4 to 4mm Drill Diam, 20mm Body Shank Diam, 4mm Drill Shank Diam, Combo Chamfer & Countersink Drill MPN:1245716

Our combo chamfer/countersink drill offers a versatile and efficient solution for various applications from construction through to aerospace; its ability to easily switch between chisel ground split-point and spiraled reamer tip depending on the material type ensures precise drilling while eliminating the need for two separate tools. With diameters ranging from 3.4mm up to 4mm, this high speed steel body shanked drill boasts an impressive 20mm diameter that offers outstanding durability suitable even for demanding tasks like machining or die making industries. Its cutting edges have been heat treated at 65RC hardness thus allowing consistent performance; whilst the tapered flute's 135-degree split point design ensures the bit is less prone to skating, particularly on harder surfaces, which enhances its productivity levels significantly. This combo drill proves beneficial in numerous trades given its range of dimensions available including flat, hexagonal or round shanks; catering to every customer's preference by providing a convenient all-inclusive option while guaranteeing unbeatable quality ensuring precision on par with premium priced drills but at an affordable cost.