• Carbide teeth welded to alloy body and cap for better cutting and longer life
• 13 most commonly-used saw diameters from 3/4" to 3-1/4"
• Two twin-cam locking arbors for secure hold, truer cuts
• Compact and lightweight kit includes latching case with padded insert
• An outstanding value in a professional-grade, essential tool kit.

Bi-metal hole saws are a combination of hardened high-speed steel teeth on a strong and resilient alloy body and cap to provide superior cutting power through wood, metal or plastic without brittleness. 13 individual saws in the most common sizes required by professionals: 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8, 1-1/2, 1-3/4, 2, 2-1/4, 2-1/2, 3, and 3-1/4". 3/8" hex arbor with bit, 7/16" hex arbor and bit with twin-cam mechanism that locks saw to arbor for solid, fast cutting, 2 replacement drill bits and 12" extension. Secure-latch ABS carry case with padded insert protects and keeps tools organized. One-year warranty and Jack's Tool Shed worry-free Satisfaction Guarantee.