NOS Speedcut MT 3-4 Drill Bits

Description

Explore the reliability and craftsmanship of NOS Speedcut drill bits, offered in both Morse Taper 3 (MT3) and Morse Taper 4 (MT4) shanks. Carefully preserved in their original plastic or wax paper, these drill bits are in excellent condition and ready to deliver exceptional performance.

Chip Breaker Design on Large HSS Drill Bits

A chip breaker design is a specialized feature on large High-Speed Steel (HSS) drill bits that enhances drilling efficiency and performance. This design includes strategically placed grooves or notches along the cutting edge, which work to:

1. Break Long Chips into Smaller Pieces: Prevents the formation of long, continuous metal chips that can clog the drill bit or workpiece.
2. Improve Heat Dissipation: Reduces friction and heat buildup by allowing smaller chips to evacuate quickly, ensuring longer tool life.
3. Enhance Cutting Efficiency: Maintains consistent contact with the material, reducing cutting forces and making the drilling process smoother.
4. Boost Safety and Precision: Minimizes the risk of chip jamming, which can lead to uneven cuts or tool damage.

Chip breaker designs are particularly useful for drilling tougher materials, such as stainless steel, and are a valuable feature for achieving clean, precise results on larger-scale projects.

Why Choose Speedcut?

Speedcut drill bits are engineered for accuracy and long-lasting durability, making them perfect for demanding drilling tasks in industrial or professional settings. Their NOS condition ensures like-new performance for your projects.

Browse our extensive range of other top-quality drill bits and sizes here.