KayJovial 25/64'' Cobalt Drill Bits (5 pcs), M35 HSS Twist Drill Bit Set, for Hard Metals, Stainless Steel, Cast Iron

KayJovial 25/64'' Cobalt Drill Bits (5 pcs), M35 HSS Twist Drill Bit Set, for Hard Metals, Stainless Steel, Cast Iron

【M35 Cobalt High Speed Steel】The 25/64” cobalt drill bit set is made from high quality M35 cobalt alloyed high speed steel for superior hardness, durability and heat resistance. Suitable for a variety of drilling tasks on metal materials, ensuring accuracy and longevity. 【Key Tips for Easy Drilling】These drills feature a precision-ground slug tip design that easily pierces material with minimal resistance. The unique tip shape improves cutting efficiency and accuracy, which allows us to save time. 【Versatile and Reliable Performance】Suitable for drilling through a wide range of materials, including metals, alloys, copper, hardwood and stainless steel, our cobalt drill bit kits offer versatile and reliable performance. Whether you're involved in furniture manufacturing, or general construction work, these parts will meet your every need. 【Easy to Organize and Portable】The set includes a storage box to keep 5 bulk drill bits neatly organized, very convenient to carry. Provides a reliable backup or replacement for your existing drill bits, ensuring that you are always prepared for any drilling project. 【Worry Free】If you are not completely satisfied with our product, we will provide return or replacement service and customer support service to ensure your good experience！

Specification：

Made of M35 high speed steel with cobalt

Connection - 25/64 inch twist drill for quick change of impact drills

Size - Flute length 3.43'', overall length 5.24''

FEATURES：

Our 5 Piece M35 Twist Cobalt Drill Bit Set is made of high speed steel for greater hardness and wear resistance, perfect for drilling holes in hard metals while maintaining strength and efficiency.

The 135° split point design increases cutting speeds, prevents walking and slipping on the surface of the workpiece, and is easy to self-center.

Double helical flutes and fully ground process with threaded U-grooves for fast chip evacuation and effective prevention of chip buildup and retention.

Straight round shank for stable clamping, preventing slippage, wide range of applications and compatibility.

Each twist drill bit is engraved with a size, so you can easily select the exact bit. It also comes with a convenient storage case to store your drill bits inside.