This very popular bi-metal hole saw kit includes the most popular size saws including the 2 1/8″ saw and 7/8″ saw for door locks. The set includes 11 different sizes from 3/4″ to 3″ diameter, a 1/2″ hole saw arbor with pilot drill, a 5/8″ hole saw arbor with pilot drill and a 12″ extension for hard to reach spots. Bi-Metal hole saws will cut through metal, wood, and plastics. The set comes in a tough, durable, plastic storage case.

• Includes: 3/4″, 7/8″, 1″, 1-1/4″, 1-3/8″, 1-1/2″, 1-3/4″, 2″, 2-1/8″, 2-1/2″, and 3″ Bi-Metal
  hole saws
• 1/2″ x 20 UNF hole saw arbor
• 5/8″ x 18 UNF hole saw arbor
• 12″ extension
• Plastic Storage Case