Hole saw with replaceable cutting tip

Details Hole saw with replaceable cutting tip Hole saw with replaceable cutting tip

2007-07-24

2007-07-24

Howell, Daniel W. (Department: 3722)

Cutting by use of rotating axially moving tool

Tool or tool with support

Having axial, core-receiving central portion

C408S209000

Reexamination Certificate

active

11131592

ABSTRACT:
A device for cutting a hole, such as in sheet metal is provided. The device includes an axially rotatably cylindrical body that is operable with a rotatable drive. A distal end portion of the body includes a replaceable cutting tip and a replaceable pilot. The cutting tip is secured within a notch in the body and extends distally from the distal end portion. A shank portion is also provided which is adapted for securement within a rotational drive mechanism, such as a hand held drill.

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