Optimized torsion zone for extreme durability. 16 bits 25 mm with color code. 16 bits 50 mm with color code. 4 bits 89 mm with color code. 3 nut-setters 1/4'' 65 mm. 1 magnetic bit holder 60 mm. 1 adaptor 1/4''. 1 adaptator 3/8''.