For convenience and value, it's hard to beat this expansive set of premium titanium-nitride coated HSS drill bits. 27 sizes ranging from 3/64" to 1/2", in multiples of 5 to 10 of each size to reduce down time - if you break one, just grab a spare. 130° split point tip design helps prevent bit "walking". Steel storage case. A huge bang for your buck! Made exclusively for us.