All-In-One Convenience: Comprehensive 99 pcs drill bits set includes a wide variety of drill bits and driver bits as well as chuck and extension bar to help assist in several drilling and fastening applications such as metal, wood, plastic, concrete, brick, masonry, and more.

What You Get: 1" CRV bits × 48 pcs(SL1/8"×2-SL5/32"×2-SL3/16"×2-SL7/32"-SL1/4"×2-SL9/32", PH0-PH1×2-PH2×3-PH3×2, T6-T7-T8-T9-T10-T15×2-T20×2-T25×2-T25-T27-T30-T35-T40, H3/32"-H7/64"-H1/8"-H5/32"×2-H3/16"×2-H7/32"-H1/4"×2, S0-S1×2-S2×3-S3×2), 2" CRV bits × 11 pcs (SL1/8"-SL5/32"-SL3/16"-SL1/4"-PH1-PH2-PH2-PH3-T15-T20-T25), 1 pc chuck, 1 pc extension bar, 5 pcs nut driver: 3/16", 7/32", 1/4", 9/32", 5/16", 15 pcs titanium drill: 2x1/16", 5/64", 2x3/32", 7/64", 2x1/8", 9/64", 5/32" 3/16", 7/32", 1/4", 5/16", 3/8", 5 pcs spade drill: 1/2", 5/8", 3/4", 7/8", 1", 6 pcs masonry drill: 1/8", 5/32", 3/16", 1/4", 5/16", 3/8", 7 pcs wood drill: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8"

Drill Bit Set: Drill Bit Set offers an assortment of 1/4" hex shank bits for drilling clean and accurate holes in metal, wood, plastic, Concrete, Brick. With the Titanium Nitride (TiN) coating, these Titanium Drill Bits are engineered to last 2.5X longer. The 135-degree split-point geometry is built for fast starts and reduced 'walking'

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

Portable & Well Storaged: Comes with a tough transparency case for secure storage, easy access, organizing, and portability. Feature with attachable sturdy transparent case and basic drill tools optimize storage of bit sets and keep your drill bits organized. You can get arranged content layouts, and locate them quickly. Improve the efficiency of finished