Century Drill 5040 2-1/2-Inch Cobalt Bi-Metal Hole Saw
Century Drill 5040 supplies the 2-1/2-inch opening size in a bi-metal hole-saw cup. Cobalt HSS teeth are joined to an alloy body; that cutting construction is separate from the wood and metal applications listed for the saw.
Specifications and included details
- 2-1/2-inch nominal hole diameter and listed 1-1/2-inch cutting depth.
- Cobalt high-speed steel teeth joined to an alloy body.
- Listed substrates include wood, stainless steel, aluminum, brass and fiberglass.
- Main image shows the cup with side slot and toothed rim, without an arbor.
Before ordering
Compare the required opening and stock thickness before matching the cup to a compatible arbor, pilot drill and machine. The accessory inventory does not specify an included arbor. A material list is not a recipe for cutting speed or proof of compatibility with every drill or milling setup.
Product questions and answers
Is 2-1/2 inches the depth or hole diameter?
It is the nominal hole diameter. The listed cutting depth is 1-1/2 inches.
Does aluminum in the material list mean an aluminum cutting edge?
No. Aluminum is a listed workpiece material. The teeth are described as cobalt high-speed steel on an alloy body.
Can I assume the pilot drill is included?
No pilot drill or arbor is itemized in the supplied inventory. Verify the compatible accessories for your setup.
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