Rennie Tools - Box of 10 x 3.5mm HSS Gold Cobalt Jobber Drill Bit Set For Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper. Twist Drill Bit Sets Supplied In A Box. 3.5mm Drill Bit Set

Rennie Tools - 10 Piece 3.5mm HSS Gold Cobalt Jobber Drill Bit Set for Tough Metals



Introduction

When it comes to drilling through tough or hard metals, it's essential to have the right tool for the job. Rennie Tools' 10-piece 3.5mm HSS Gold Cobalt Jobber Drill Bit Set is specifically designed for drilling through particularly challenging materials such as stainless steel, hardened metal, cast iron, Cr-Ni, and special acid-resistant steels. In this product description, we'll delve into the features and benefits of this high-quality drill bit set and explore how it can help meet the demands of your most demanding projects.

The Importance of Cobalt Drill Bits

Cobalt drill bits are renowned for their exceptional toughness, heat resistance, and ability to withstand the rigors of drilling through hard metals. The addition of cobalt to the HSS (High-Speed Steel) alloy provides unparalleled durability and reduces the risk of drill bit breakage. By incorporating 5% cobalt content into the M35 alloy, Rennie Tools' drill bits can withstand the high temperatures and pressures generated during drilling, ensuring a longer lifespan and improved performance.

Optimized Design and Construction

The Rennie Tools' 10-piece 3.5mm HSS Gold Cobalt Jobber Drill Bit Set is manufactured from high-grade M35 alloyed HSS steel with 5% cobalt content. Each drill bit is fully ground from solid material, ensuring dimensional precision and a high level of accuracy. This meticulous attention to detail enables the drill bits to provide a superior cutting action and increased drilling speed.

135° Split Point for Efficient Drilling

One of the standout features of the Rennie Tools' 10-piece 3.5mm HSS Gold Cobalt Jobber Drill Bit Set is the 135° split point design. This unique feature allows the drill bits to effortlessly penetrate through even the toughest materials, eliminating the need for pre-drilling or center punching. The 135° split point also reduces the risk of the drill bit walking or skipping, ensuring faster and more precise drilling results.

Other Key Features and Applications

In addition to its exceptional toughness and heat resistance, the Rennie Tools' 10-piece 3.5mm HSS Gold Cobalt Jobber Drill Bit Set offers a range of other key features and applications, including:


Dimensional Precision

: Manufactured to DIN338 specifications, these drill bits are designed to precise tolerances, ensuring a high level of accuracy and consistency.


High-Grade Materials

: Made from high-grade M35 alloyed HSS steel with 5% cobalt content, these drill bits are built to withstand the rigors of drilling through tough materials.


Multi-Material Compatibility

: The Rennie Tools' 10-piece 3.5mm HSS Gold Cobalt Jobber Drill Bit Set is designed to drill through a range of materials, including stainless steel, hardened metal, cast iron, Cr-Ni, and special acid-resistant steels.


Wide Range of Sizes

: Available in sizes from 1.0mm to 13.0mm, this drill bit set provides a comprehensive range of options to suit your drilling needs.

Conclusion

The Rennie Tools' 10-piece 3.5mm HSS Gold Cobalt Jobber Drill Bit Set is a high-quality, precision-made drill bit set designed for drilling through tough or hard metals. With its exceptional toughness, heat resistance, and optimized design, this drill bit set is an essential tool for any DIY enthusiast, professional, or industry expert. Whether you're working with stainless steel, hardened metal, cast iron, Cr-Ni, or special acid-resistant steels, this drill bit set is sure to provide reliable and accurate drilling results.