Features [Lightweight Body] This air alternative file features a lightweight and ergonomic body, providing a comfortable grip for effortless use. [Adjustable Speed] The speed of this file is adjustable by rotating the switch, allowing you to effortlessly control the speed to meet your specific needs. [Secure Clamping] This pneumatic file can safely hold different kinds of grinding tools, ensuring stability during various tasks. [Versatile Application] Our file is suitable for various tasks such as removing and cutting metal rust, polishing and deburring wood, polishing stone. [Low Noise] Equipped with 1.25m noise reduction hose, this air file effectively reduces noise, providing a quieter working environment. Specification: Item Type: Alternative Air File Material: aluminium alloy. Model No.: GY06EG Impact frequency: 23,000bpm Alternating stroke: 0.6 mm Diameter of file shaft: approx. 3 mm/0.12 inches. Input connector: 1/4 inch. Working pressure: 0.5-0.6Mpa Package List: 1 x Air Alternative File 1 x Pliers 1 x File 1 x Wrench 1 x Shockproof Sponge 1 x Storage Box Package List 1 x Air Reciprocating File 1 x Collet 1 x File 1 x Wrench 1 x Shockproof Sponge 1 x Storage Box