Tools with verified quality
Unior Hand tools are in compliance with the European and global quality standards. Unior is striving to assure the high quality of hand tools also as a fully authorized CEO (European Tools Committee) member.
Unior was among the first manufacturers of hand tools in Europe to receive ISO 9001 quality certificate. In 1994, the company received ISO 9001 quality certificate for the development, production and marketing of hand tools, sheet metal housing for hand tools and mechanical processing of forging parts.
Unior tools are in compliance with DIN standard. Since 1991, the tools for working at high voltage also proudly hold VDE certificate, issued by VDE Institute- "Pruf und Zertifizierungsinstitut" from Offenbach in Germany.

Master Link Pliers
Tool can be used by professional or amateur mechanics
Master link pliers are for commonly used chains with master link, SRAM Powerlink or the KMC  Missing Link. After chain use and due to mud and rust, it can be impossible to remove the  master link with only your hands. With Unior 1720/2DP Master Link pliers, removal of the  master link is easy.