Features:
- Patented ball valve design* (U.S. pat. # 8,276,682 B2)
- Drop-forged alloy steel handle
- Built-in automatic oiler
- Rubber handle grips
- Latch-type retainer
- Swivel hose connection
- Standard universal air fitting
- Noise-dampening mufflers available
- Four-bolt backhead
- Replaceable chuck bushing (except for model 140/140A)