We have 1/4 Air inlet NPTF, 3/8 Min. hose size, 2,400 rpm, 3/8-24 Spindle size, General Duty 3/8 Drill, Chicago Pneumatic 1 Each with Product Detail Powerful air motor resists stalls and conserves energy Teasing throttle provides precise control Handle exhaust reduces noise and directs air away from work . The "1/4 Air inlet NPTF, 3/8 Min. hose size, 2,400 rpm, 3/8-24 Spindle size, General Duty 3/8 Drill, Chicago Pneumatic 1 Each" is best product for you. We recommended 1/4 Air inlet NPTF, 3/8 Min. hose size, 2,400 rpm, 3/8-24 Spindle size, General Duty 3/8 Drill, Chicago Pneumatic 1 Each