Colonial Tool Group Inc. Datasheets for Broaches

Broaches are devices for cut-sizing, in which the tool is forced through the material for precision sizing or surface finishing.
Broaches: Learn more

Product Name Notes
Broaching is the most economical method for cutting spiral transmission gears and similar parts. The helical cutting teeth are formed to the desired customer's specifications and helix angle. Colonial’s option...
Colonial stocks twelve popular sizes of keyway broaches, ready to be shipped as soon as your purchase order is received. this enables you to meet urgent production schedules without waiting...
Irregular shaped holes of virtually all types and sizes may be produced economically by broaching. Colonial has experience with a number of special internal and external shapes, some of which...
One of the most common broaching operations is cutting splines or serrations in machined holes. The broach is guided in the round hole and the top of each broach tooth...
To those of you not familiar with modern surface broach design, it may seem rather complicated, it is although standard practice for Colonial to design simple broach inserts which are...
Manufactured using Colonial's own U.S. patent # 4850253 Round precision I.D. pinion gear broaches Can maintain hole size tolerances of +/- .005mm with a .4 micrometer finish Our manufacturing methods...