* Manufactured to exacting standards of accuracy from alloy tool steel.
* Precision finished to provide the most perfect, secure fit in the screw head.
* Heat treated to a controlled hardness to suit each type of bit.
* Machine within tight tolerance limits, using CNC and other high-tech machines, to meet the exacting DIN3126 and ISO1173 standards.
* Monitored by a system of quality control, from raw material to finished product, to ensure that every bit is consistently reliable, and is the best value for money available.
* Guaranteed by the ALSTRONG commitment to quality.