EZARC Countersink Drill Bit Set, 25PCS with Self Centering Bits Flat #4, #6, #8, #10, #12, M2 HSS, Wood Plug Cutters,S2 Magnetic Holder, Storage Case

【Complete 25-Piece Set】EZARC countersink drill bit set includes 5pcs flat head countersink bits (#4, #6, #8, #10, #12), 5pcs replaceable titanium-coated spare bits, 3pcs self-centering drill bits (#6, #8, #10), 3pcs matching spare self-centering bits, 2pcs wood plug cutters (3/8", 1/2"), 5pcs S2 screwdriver bits, 1pc extendable magnetic bit holder and 1pc hex wrench. All components are neatly stored in a sturdy plastic storage box. 【Dual-Flute Flat Head】These countersinks adopt dual-flute design and titanium-coated HSS steel, delivering smooth cutting with less vibration and splinter-free countersunk holes. Suitable for both softwood and hardwood (Prolonged continuous use on hardwood is not recommended). 【Precision Self-Centering Drill Bits】Each self-centering drill bit enables accurate positioning and wobble-free drilling. The robust structure ensures long service life for hinge installation, fitting assembly and general woodworking projects. 【Easy Bit Replacement & Convenient Operation】 Drilling and countersinking can be completed in one operation. Simple replacement of spare bits saves working time, ideal for DIY enthusiasts and frequent professional applications. 【Versatile for Professionals & DIYers】Standard 1/4" hex shank fits most common electric drills, cordless drills and impact drivers. Perfect for cabinet making, hinge mounting, drawer slides, shelf brackets and all common furniture projects.