Air compressors; Air-operated power tools, namely, impact wrenches; Cutting blow pipes, gas-operated; Drain cocks; Hot metal adhesive glue gun applicators; Industrial paint agitating machines; Mechanical seals in the nature of sealing joints for vehicle engines; Paint sprayers; Pneumatic air preparation equipment, namely, airline filters, lubricators, and regulators, all being parts of machines; Pneumatic blow guns for use in a manufacturing process to blow dust off parts, workstations or whe...