Jundingying Cobalt Alloy M18 Two-Stage Straight Shank Counterbore Drill Bit

This Jundingying cobalt alloy two-stage straight shank drill bit is designed for precise drilling and counterboring. It features an M18 specification, a drilling range of 20-28, and a 90mm shank diameter, making it suitable for various professional applications.

category: slingshot