BM-GB-FM-Set

The BM-GB-FM-Set is a complete male and female joint grinding solution designed for glassblowers who need clean, accurate, and repeatable grinds on standard taper joints.

This set includes grinding bits and compound specifically sized to grind both male and female joints:
10/18 Bits – For grinding 10/18 male and female joints
14/20 Bits – For grinding 14/20 male and female joints
19/22 Bits – For grinding 19/22 male and female joints

Each bit is designed to produce precise, repeatable grinds so your joints seal smoothly and fit consistently from piece to piece. Whether you’re doing repair work, production runs, or custom scientific assemblies, this set gives you the flexibility to grind both sides of the joint with one kit.

Features
Set grinds both male and female glass joints
Includes 10/18, 14/20, and 19/22 grinding bits
Includes grinding compound for proper cutting action
Sized for standard taper glass joints
Designed for lampworking and scientific glass applications
Helps achieve consistent, repeatable joint fits
Suitable for repair, production, and custom work

Suggested Usage
Use with appropriate coolant and proper support for the joint to maintain alignment and avoid chipping. Always wear eye protection and follow standard shop safety practices when grinding glass.