This 9pcs Bi-Metal hole saw set is suitable for metal, wood and plastic surface drilling. Ideal tool for drilling holes in counter tops, steel or PVC sinks and inside kitchen or bathroom cabinets. Kit includes 2 HSS guiding drill bits that help keeping hole socket drill bit in place while drilling. Kit works with most types of drills and screw guns with drilling option.

Features:

• Drills quickly and steadily through a wide variety of materials
• Designed to cut metal, mild steel, aluminum, plastic and plasterboard
• Power drill bit adaptor with replaceable pilot HSS drill bits
• Large adapter includes socket safety locking tab
• Kit includes six most common socket drill bits
• Kit includes plastic storage case

Specifications:

• Brand: Tolsen
• Model: 75861
• Socket drill bit sizes: 19mm (3/4in), 22mm (7/8in), 29mm (1-1/8in), 38mm (1-1/2in), 44mm (1-3/4in), 57mm (2-1/4in)
• Small pilot drill bit adaptor 9.5mm (3/8in) hex shank arbor with HSS drill bit for 19-29mm
• Large pilot drill bit adaptor 11mm (7/16in) hex shank arbor with HSS drill bit for 38-57mm
• One hex key wrench 

Package includes:

• 9pcs bi-metal hole saw set