Technical data :
Professional set of bits, used to unscrew special screws type: spline. The variety of bits provides the opportunity to perform many works in specialized mechanical and car services. The tips have a length of 30 mm, mounted in a 10 mm hexagonal holder, adapted to work with a 1/2" ratchet. The set is made of the highest quality S2 tool alloy steel, which is characterized by: high hardness HRC 58-62 uniform, fine-grained material structure resistance to twisting with high tightening torque - 21.8 Nm excellent hardening