... set Item No. SM8100400 - 400pcs combination drill set -21pc titanium coated HSS drill bits: 1.0 ... plus drill bits: 5.0x110, 6.0x10, 8.0x110, 10.0x110, 12.0x210mm- 1pc vernier caliper- 1pc 150mm atainless steel ... 12.0, 13.0mm- 3pc 300mm masonry drill bits: 8, 10, 12x300mm- 4pc drill stoppers: 5, 6, 8, 10mm- 20pc ... 1", 1-1/4"- 3pc 300mm flat wood bits: 8, 10, 12mm- 4pc screw finders- 4pc hole saws: 32, 38, ...