Features 1、Efficient Use: This air power drill has a high speed up to 20000rpm, which ensures efficient and stable working performance. 2、Better Design: Combining ergonomic zinc alloy body and comfortable handle with red protective cover, very easy to operate. 3、Rear Exhausts: Adopting air inlet filter as well as rear exhausting, the pneumatic drilling tool enables lower work noise. 4、Simpler Works: Straight design largely simplifies the operation in corners, seams and narrow places, secure and reliable. 5、Easy Carrying: Comes with a light weight and a compact size, the simple storage and carrying also suits for outdoor using. Specification Item Type: Air Drill Model: YDE 4921 Material: Zinc Alloy Collet Size: Approx. 10mm / 0.39in No Load Speed: 20000rpm Collet Thread: 3/8in 24unf Air Pressure: 90psi 6.3kg/cm² Air Consumption: 4.0cfm Air Inlet: 1/4in Product Length: Approx. 185mm / 7.28in Package List 1 x Air Drill 1 x Wrench 1 x Air Inlet