Bosch 21-Piece Cobalt Drill Bit Set for Stainless Steel, Cast Iron, Titanium, Light-Gauge Metal, and Aluminum

The BOSCH Cobalt M42 metal drill bits are engineered with an upgraded M42 alloy, containing 8% cobalt, which provides superior performance and durability. These hard-core Cobalt bits are designed to deliver 10 times the life span of standard bits, and they are built to withstand high-heat applications.

The thick web-helix design of these Cobalt drill bits ensures fast material removal and increased stability, making them ideal for a variety of demanding applications. The bits that are 1/8 inch and larger feature a split point, while the bits 3/16 inch and larger have a three-flat shank, both of which contribute to better bit grip and easier starts, eliminating the need for a center punch.

These Cobalt drill bits are particularly well-suited for use in stainless steel, cast iron, titanium, and other hard or abrasive metals. The surface-hardened tip of the bits allows them to penetrate tough, abrasive materials with ease.

The enhanced M42 alloy material, which contains 8% cobalt, is the key to the exceptional performance and durability of these drill bits. This alloy formulation delivers 10 times the life span of standard bits, making them a reliable choice for a wide range of high-heat applications.

In addition to their impressive performance, the BOSCH Cobalt M42 metal drill bits are also designed for convenience and ease of use. The plastic case provides a convenient storage and organization solution, allowing users to keep their bits neatly organized and easily accessible.

Overall, the BOSCH Cobalt M42 metal drill bits are a highly versatile and durable tool that can handle even the most demanding drilling tasks. With their upgraded M42 alloy, high-heat resistance, and innovative design features, these bits are a top choice for professionals and DIY enthusiasts alike.

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