About this item 【All-In-One Convenience】Comprehensive 109 pcs impact driver bit set includes a wide variety of drill bits and driver bits as well as kinds of sockets and bit holders to help assist in a number of drilling and fastening applications such as wood, metal, masonry and more. 【Premium Quality】Bits made from superior HSS material titanium coated for long-lasting strength and durability. Improved flexible holding frame replaces the original direct injection molding on plastic case, meanwhile increased sponge cushion between the upper and lower halves to avoid bits falling off and mixed after repeated use. 【Portable & Well Storaged】Comes in a tough portable carry case for secure storage, easy access, organizing and portability. Sponge cushion between the upper and lower halves designed to keep all components organized and allow for easy transportation 【Widely Use】All of these bits can fit any standard interchangeable bits power drills ,Includes magnetic extension drill holder and quick release,can be used for electric screwdrivers, screwdrivers, hand drills and pneumatic tools. 【What You Get】Full set includes 1*Ratchet Screwdriver,10*Nut Drivers,13*Titanium Drill Bits,13*2"Screwdriver Bits,50*1"Screwdriver Bits,3*Spade Drill Bits,1*Arbor Adaptor For Hole Saw,4*Hole Saws,6*Hss Black Oxide Twist Drill Bits,6*Masonry Drill Bits,1*Countersink,1*Bit Holder