Bonny Doon 95-Durometer Urethane Insert Set for Bonny Doon Small Forming Hammer Wax Injection flat back makes it easy

flat back makes it easy to solder it to your design

airtight seal throughout the investment process

Dead soft strip is easy to bend

These cutters are made from hardened tool steel

This is a great chain to pair with small pendants and drops

Bonny Doon 95-Durometer Urethane Insert Set for Bonny Doon Small Forming Hammer Wax Injection flat back makes it easyDesigned specifically for either the 7 oz. or the new smaller 10 oz. Bonny Doon urethane hammer, these inserts are threaded to be interchangeable with the flat face insert of the hammer, giving you both a domed, 95 durometer face ideal for forming curves and a harder flat surface for your forming needs. This set includes one domed insert and one flat insert