The bosch gdr 12 li professional cordless impact driver is the shortest cordless impact driver in its class it has the shortest overall design at just 137mm due to is small overall size it is ideal for handling in tight situations or driving screws in spaces over your head it packs a powerful punch at 105nm of torque for 80 of all conventional cordless impact driver applications in metal and concrete its high speed 2 600rpm means you can make fast work progress and there is even an integr