Complete Collocation: Package included 2pcs bendable drill bit extension, 3pcs 1/4 3/8 1/2inch universal socket adapter set, 10pcs screwdriver bit set, 1pcs 105° right angle drill extension. These extension kit work great, when you have limited access. 3pcs Universal Socket Adapter Set: Drill socket adapter set turn your power tool/drill tools/hand tools into versatile nut driver set, spring loaded ball bearing locks onto socket set. 3pcs 1/4inch , 3/8inch, 1/2incheach with a 1/4inch hex drill bits fits all quick-change chucks adapter system. Hex Shank Flexible Drill Extension: It come with a 105° right angle drill extension bit and a 11.7 in flexible extension bit.easy, , fast, connect to the standard hex screwdriver. 10pcs Screwdriver Bit Set: Screwdriver bit drill set is made of 45 steel, precision-ground, polished alloy steel, each piece under a rust-resistant satin finish with high hardness, very sturdy and to use. Widely Used: Compatible with small wrench / cordless screwdriver