ASTM F340-71(1993)

    Withdrawn Standard: ASTM F340-71(1993) Specification for Pilot-Type Medical Countersinks (Withdrawn 1997)

    Developed by Subcommittee: F04.21

    WITHDRAWN, NO REPLACEMENT

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    1. Scope

    1.1 This specification covers an acceptable countersink instrument intended to countersink a drilled pilot hole in bone to receive the tapered head of a medical bone screw. The specific design covered by this specification incorporates a pilot tip of suitable diameter to engage the pilot hole and a countersink contour for medical bone screws conforming to Specification F543.

    1.2 The values stated in inch-pound units are to be regarded as the standard.


    DOI: 10.1520/F0340-71R93E01

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