Astro Pneumatic Air Spot Drill Kit

"Features and Benefits: 2 speed Adjustable depth stop which allows you to drill out just the spot weld and not the panel beneath Drills out the entire spot weld, eliminating the need for grinding Air Spot Drill features adjustable depth stop which allows you to drill out just the spot weld and not the panel beneath. Drills out the entire spot weld, eliminating the need for grinding. Lower speed decreases heat and extends drill bit life.Kit Includes: 1 -Air Spot weld drill 1 -5.5"" Deep clamp (Bigger and Better) 4 -Drill bits (2-8mm, 2-6.5mm) 1 -End line oilier (3000) 1 -3 Way swivel (3SB10) 1 -Plastic blow molded case Specifications: Drill bit size chuck cap: 5/16"" Free speed: 2,000RPM Overall length: 8-3/4"" (222mm) Air inlet thread NPT: 1/4"" Air hose I.D. Size: 3/8"" (10mm) Avg. air consumption: 4cfm Air pressure: 90-120PSI"