31972 Bi-Metal Hole Saw, 4-1/2-Inch

Klein's Bi-Metal Hole Saws are optimized for cutting steel. The blades provide the fastest, most consistent and longest lasting cutting on the market today. Heavy-duty construction includes thicker 5 mil back plates to stand up to abuse much better.

• Optimized for cutting steel including stainless steel
• Cuts precise holes in drywall, ceiling tile steel, wood, plastic and stainless steel
• Long lasting, fast cutting blade
• Multiple leverage points for easy slug removal
• Heavy-duty steel construction includes a thick back plate to withstand abuse
• Hex-shaped base for easy removal from arbor
• Use with Klein Tools Arbor (Cat. No. 31906). Sold separately