This Irwin Masonry Bit Set includes the following sizes - 1/8 x 3, 5/32 x 3-1/2, 3/16 x 3-3/4, 7/32, 1/4 x 4 (2), 5/16 x 4-3/4, 9/32, 3/8, 7/16.

• Multi-Material Masonry Drill Bit Set
• Mfr. item number - 1792772
• For drilling in multiple materials including tile, brick, block, metal, wood, plastic & marble
• Carbide tip has a diamond-ground four-face design for excellent centered starts
• Starts with little walking & best hole quality
• Double ground flute ensures fast & efficient removal of drilling dust & prevents clogging
• Weight: Approximately 1 pounds
• Shipping Dimensions: Approximately 9.625 x 8.625 x 1.75 inches.