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The MILWAUKEE HOLE DOZER with Carbide Teeth is the best hole saw solution for metal and multi-material applications. The hole saw provide 50X life in extreme metal and multi-material cutting compared to other bi-metal hole saws.
1-7/8 in. Bi-Metal Hole Saw Drill Bits - Versatile and Durable Hole Cutter for Wood, Plywood, Plaster Drywall, Ceiling, Plastic Pipe, PVC and Thin Metal - Includes Arbor & Pilot Bit (48mm) 1,471. $899. Save 5% with coupon. FREE delivery Thu, Oct 31 on $35 of items shipped by Amazon. Or fastest delivery Mon, Oct 28.
Professional hole saw design – features improved durability, clean performance and easier plug removal in multiple materials. Enhanced M42 alloy – contains 8% cobalt alloy to withstand high-temperature applications and deliver 20% more life, and it is stronger for cleaner cuts.
IRWIN® Bi-Metal hole saws and hole saw kits feature patented Weldtec® 4.5/5.5 variable tooth design for longer life and improved cutting performance. Variable depth gullets reduce friction and improve chip clearance efficiency.
The diamond-grit edge on these hole saws cuts more accurately, leaves a smoother finish, and lasts up to twice as long as carbide-grit-coated teeth. Saws are for use on reinforced plastic, Kevlar, stone, brick, and other abrasive materials with high silicon content.
Heavy Duty Hole Saws for Sheet Metal and Plastic Sheets. The carbide teeth on these steel saws cut aluminum, brass, bronze, steel, and plastic sheets and last up to twice as long as high-speed steel teeth. The body widens at the top to prevent the saw from pushing through your workpiece.
The DMS 3/4 in. Bi-Metal Hole Saw with Variable Pitch Teeth from Drill America is made for cutting holes in a variety of materials. The manufacturer touts features like variable-pitched teeth for less vibration and the ability to cut through a 2” x 4” stud with one pass.