3 3/4" Double Stack Hole Saws Bi-Metal
3.25"-3.50" Cutting Depth

• Positive rake teeth
• Bi-metal construction
• High speed steel
• 4/6 variable tooth
• Smoother cuts
• Deep cutting depth
• Sharper, longer lasting teeth
• Faster cutting
• 3/16" thick backing plate
• Eliminates need for drive plate