I-joist hole cutting apparatus

Details I-joist hole cutting apparatus I-joist hole cutting apparatus

2005-02-22

2005-02-22

Howell, Daniel W. (Department: 3722)

Cutting by use of rotating axially moving tool

Tool or tool with support

Having axial, core-receiving central portion

C408S204000

Reexamination Certificate

active

06857831

ABSTRACT:
A hole saw for cutting standardized holes in the web portion of an I-joist features a light weight three spoke body having a rim with continuous circumference and three inserted cutting blades fixed in an offset to the circumference, which is dimensioned in accordance to standard web heights.

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