Premium line of professional quality hole saws

• M3 high-speed steel cutting edge, electron beam welded to a tough steel backer
• Caps stand up to abuse and punishment, yet are lighter and easier to use
• Positive rake tooth design provides better chip clearance as teeth cut into wood, plastic or any machinable metal
• 1 1/2" cutting depth cuts easily through 2x4’s
• Separate arbor is required, not included
• Backer, cutting edge and cap work together to provide faster, longer-lasting cutting action
• Bi-metal design bonds M3 cutting edge to fatigue resistant backer
• Positive rake teeth clear chips better for longer life and easier cutting
• Teeth stay sharper and make smoother cuts
• 2 1/2" x 1 1/2"
• Manufacturer model# AV40