100% Satisfaction Satisfaction Guaranteed. 115Pcs Cobalt Drill Bit Set High Speed Steel Hardened Metals Stainless Cast Iron. Item dimensions L x W x H. 15.35 x 6.3 x 4.33 inches. High Speed Steel, Stainless Steel, Alloy Steel, Cobalt Steel, High Carbon Steel, Cobalt. 15.35 x 6.3 x 4.33 inches; 7.28 Pounds. 6.3 inches x 15.35 inches x 4.33 inches. Weight: 7.28 lb. ? [Various Sizes] 115 sets of drill bits include 29pcs Fractional Size:1/16″ to 1/2″ in 1/64th increments; 26pcs Letter Size: A To Z; 60pcs Numbered Size: #1 To #60. ? [M35 Cobalt Drill Bit] The M35 cobalt drill bit is a durable, sharp and robust drill bit suitable for cutting stainless steel, iron castings, copper, aluminum and other soft metals as well as plastics, wood etc. ? [Quick and Efficient] The cobalt drill bit set can be used effectively on most soft and hard objects, with a 135 degree point tip and twist design for faster cutting, self-centering to prevent walk-off and faster chip and particle removal. ? [HSS M35 Drill Bit Set] HSS Jobber Length Drill Bit Kit for hardened steel with excellent cutting performance. 115 sets of drill bits for long term use. The inserts are hardened and polished for improved sharpness and precise cutting without wobbling. ? [Easy Storage] The drill set includes drill holders with size indexes and is packaged in a small, strong package for easy storage and sorting. If you have any questions, please feel free to us and we will be happy to help you. 29 Pcs Black Gold. 13 Pcs Left Hand. We offer the best prices around on high quality products. Our E-store includes media such as books, movies, music and games while offering electronics, toys, sporting apparel, clothing, tools, general home, garden items and more. We are always working hard to ensure your package arrives as soon as possible. We do not accept P. Please provide a physical address. We try over very best to make sure every customer is completely satisfied. If there’s a problem, message us! We’re happy to help.