Used to countersink and counterbore for the heads of screws in woods, plastics, and non-ferrous materials. Made of Carbon Steel and heat-treated for long tool life.
The Type “C” countersink is designed for use in all woods, plastics, and non- ferrous metals. The countersink is held in place with 2 hex socket set screws fastened into the f
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OK, but expensive !
seems expensive for such a small and common item...