Protective tool covering for use with the following tools: 1778-VXL. Aircat Pneumatic Tools - Killer Torque. Shocking Speed. Half the Noise. The AIRCAT line represents the most significant advances in the performance of pneumatic power tools in nearly 30 years. Founded in 1998, our tool line has a substantially reduced level of noise while retaining more power and torque. AIRCAT also incorporates a patented ergonomically engineered handle design to relieve stress and fatigue on the operator's hands, wrists and arms.