Generic amoolo Titanium Drill Bits Premium 4341 HSS Metal Drill Bits for Wood

Comes with a portable plastic bag with size index for handy pick, storage and carry. 【PREMIUM HSS TITANIUM COATING】Industry grade 4341 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. Titanium coating increases wear-resistance and durability. 【FULLY GROUND PROCESS & 135° SPLIT POINT】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° Split Point with straight shank prevents walking and makes drilling precise. No center punch is needed. 【QUICK CHANGE】1/4″(6.4mm) hex shank fits into majority pistol drill and drill press, more easily and securely without slip and shedding. 【MULTIPLE APPLICATION】Small Drill bits for soft metal, wood, plastic, steel within 5mm thickness, aluminum alloy and other soft metals. Ideal for DIY projects, household maintenance and repair. ×NOT for glass, ceramic or concrete drilling.