SDR10T40N3 Pneumatic T-Handle Drill

The SDR10T40N3 is a high-performance, industrial-grade 1.0 HP pneumatic T-handle air drill engineered specifically for precision aerospace structural drilling and hole preparation. Operating at a high free speed of 4,000 RPM, it provides the clean, high-velocity cut required for drilling aluminum aircraft skins, composite structures, and thin-gauge airframe assemblies without burring or delamination

Tool Type: Non-Reversible T-Handle Pneumatic Air Drill

Free Speed: 4,000 RPM

Power Rating: 1.0 HP (0.75 kW)

Spindle Thread / Drive: 3/8"−20 Spindle Thread

Actuation / Throttle: Lever Start (T-Handle grip for enhanced ergonomics and down-force control)

Operating Pressure: 90 psig (6.2 bar) nominal

Air Inlet Size: 1/4" NPT

Recommended Hose Size: 3/8" (10 mm) I.D.

Weight: ~2.80 lbs (1.27 kg)

Application: Ideal for high-speed sheet metal drilling, pilot hole production, countersinking, and hole enlargement using threaded angle heads or precision drill collets in airframe production and depot repair.