WORKPRO 56-Piece Screwdriver and Bits Set with Easy Organizing Case Every bit for every project Chrome vanadium steel shaft for durability Double color injected handle for maximum torque Strong carrying case for well organization Compact Blow Molded Case Specifically Designed layout keeps tool secure, clean and organised. Perfect for the serious DIY enthusiast or professional 285 X 225  X 55 mm   11.5 X 8.9  X 2.3 S uitable to storage your fastening tools, convenient to take or carry 25mm bits with 4 holders: constructed from Cr-v steel with grit blasting for durability and rust resistance Magnetic bit holder: carbon steel blade, bright chrome-plated Constructed from Cr-v steel, chrome-plated  for durability and rust resistance With black magnetized tips CPI handle CR-V blade, chrome-plated for durability and corrosion resistance With black magnetized tips