Bosch Professional Power Tools & Accessories Middle East - Hexagon or square? It doesn't matter! Our GDX impact drivers/ wrenches with 2in1 bit holders have 1/4"" internal hexagon and 1/2"" external square
Bosch Professional GDX 18V-180 Cordless Impact Driver/Wrench 18 Volt without batteries and charger 06019G5204