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Brown Aviation Tool Supply, LLC 2536 SE 15th Street Oklahoma City, OK 73129 Toll Free 800-587-3883 (US & Canada) Local 405-688-6888
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.311 Inside Diameter Drill Bushing
Industry Standard 1/2" OD (Outside Diameter) - use with our "Egg Cup" Bushing Holder or our "Snatch Block" Bushing Holder and drill perfectly straight holes. Extremely high quality and perfectly heat-treated for long life.
SB-311