- Die-forged brass head for maximum durability
- Smooth cutting valve (pull type)
- Brass coupling nut and double "o" ring seal gives quick gas-tight seal tightening with out wrench
- Improved head durability, preheat control valve flow and reduced user fatigue due to improved balance
- Improved access and reparability of mixer with single nut removal
- Superior cutting oxygen valve with improved feathering/ease-on control
