Bosch Impact Driver Wrench GDX18V 1800B12 18V Brushless Two in One (1 4 Hex 1 2 Square 1800 In Lbs Torque 2Ah Battery Charger Bag Hex Bit Fastening) Flooring Scrapers Specialized O Flute Geometry: Optimized single flute Specialized O Flute Geometry: Optimized single flute profile dissipates heat rapidly to eliminate plastic melting and a standard 8 hole extraction configuration hook and loop pad system The Bosch GDX18V 1800B12 18V Brushless Two In One Impact Driver Wrench Kit delivers professional grade mechanical fastening velocity and high torque socket installation capabilities under demanding structural loads structural timber fasteners