High Speed Steel NC Spotting Drill Bit For Precision Centering And Chamfering, 120 Degree Point, Half Inch Diameter, Slow Spiral, Straight Shank, Uncoated Bright Finish, Four And One Sixty Fourth Inch Length, Eight Percent Cobalt, By YG One

NC Spotting Drill Bit for Centering and Chamfering 1/2 in (Single)
✔️ 8% cobalt HSS, 120° point, slow spiral, straight shank

This NC spotting drill bit is designed for precision centering and chamfering on NC/CNC machines. It pre-aligns holes and bevels edges in a single pass, improving accuracy and reducing setup time in metalworking.

✅ 8% cobalt HSS construction for durability
✅ 120° point for accurate centering and chamfering
✅ NC spotting drill type with straight shank for easy tooling
✅ Uncoated bright finish for reliable performance
✅ Length 4 1/64 in, diameter 1/2 in for standard use

💡 What is the role of an NC spotting drill bit in precision drilling on NC/CNC machines?

It acts as a centering and chamfering pilot, guiding the main drill for a true start and clean bevels.

- handy for prepping holes in metalworking - reduces wandering and improves hole alignment - uses 8% cobalt HSS for wear resistance - fits standard straight shank holders