Makita power tools (www.china-makita.com), by virtue of the ninety years of Makita vertical accumulated very rich production of motor - experience the heart of power tools, the first to use the world's most advanced large-scale computer three-dimensional design, with fully automated production machinery and only after strict quality inspection and safety tested before leaving the factory and famous. Makita power tools with low noise, strong power, good performance, long life, compact, durable, easy to operate and easy to repair features, praise the majority of users. Shandong Yuhong General Equipment Co., Ltd. as makita Japan Makita agent power tools, is now marketing a variety of Makita angle grinder, Makita hand drill, Makita impact drill, Makita power wrench, Makita Hammer, Makita polishing machine, Makita cutting machine , Makita engraving machine, Makita trimmer, Makita sanding machine, Makita electric chain saws, Makita drill, Makita saber saw, Makita rechargeable power tools, dozens of species, hundreds of products power tools. Company Name: Shandong Yuhong General Equipment Co., Ltd. Contact: Hou surging Phone: 18654575050 Fax: 0531-88638002 Address: Shandong Province Alexandra Road Flyover District International Hardware & Electrical City A District of Jinan City, 202-204 Cordless Impact Wrench DTW281RFE / Z / RTE product specifications competency standards Bolts: M10 - M20 (3/8 "- 3/4") high strength bolts: M10 - M16 (3/8 "- 5/8") square drive screw: 12.7mm (1/2 ") with the impact of (ipm) 0 - 3,500 rotational speed (rpm) 0 - 2,800 maximum torque of 280Nm (2,480in.lbs) volume (length x width x height) 147 x 79 x 231mm Weight 1.5kg (3.3lbs)