A roughing end mill is a special type of bit focused on fast material removal and comes with several features to reduce the cutting loads to allow for heavier and deeper cuts, such as:

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The following table defines recommended industry standard sizes for Internal ACME General Purpose Threads per American National Standard ASME/ANSI B1.5. All dimensional data is given in inches.

1- 888-400-4243 (USA & Canada) 1-631-321-0160 (International) WESTport Corporation 510 Montauk Highway West Islip, NY 11795

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This 1/4″ Flat Roughing End Mill is specially designed for fast material removal for milling electric guitar bodies and raw lumber. Each end mill offers a 1.75″ cutting flute length and a 3.5″ overall length, allowing the milling through of standard-size guitar blanks. This End Mill is also excellent for rough cutting thicker wood in general.