Equipped to handle virtually any project: Comprehensive drill bit and screwdriver set for drilling and fixing in wood, masonry and metal. Metal drill bits with high performance titanium nitride coating. The highest quality surface finish for extreme loads. Robust wood and masonry drill bits, as well as screwdriver bits and nutsetters for secure attachments/fixings. 91 drill pieces. Includes: 91. Carry case. Size H32,. W6, D22.54cm. Weight 1.8kg. (excludes professional use).