Flat wood drill bits Titanium coated to stay sharp up to 10 times longer than uncoated bits Extended spurs cut clean holes quickly, even in thin stock Each bit is drop forged and heat treated Sizes include: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1" Wooden storage case