Bosch GDX 18V-200 Cordless Combination Impact Wrench. Cordless impact wrenches (Tool / Battery-powered tools / Cordless drill, impact, and screwdriver machines). Principal data: capacity 4 Ah, voltage 18 V, number batteries 2 pcs, tool setup 6kt 1/4" & 4kt 1/2". Supplied under manufacturer part number 764536, HS code 8467.29, country of origin Malaysia.