p/n SD-1971

APEX, #1 Phillips Insert Bit x 2" long, with shank turned-down to .179" diameter

Drive End = 1/4" hex, notched to accept Retaining Ring type holder. Fits/Works fine in any 1/4" Bit Holder or Screwdriver with Magnet or Retaining Ring.

Industrial Quality

p/n SD-1971, custom-made by APEX for an End-User Manufacturer who went out of business. Specs per above

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** eerily similar to p/n SD-1055-A made by APEX specs per catalog page attached

(ref #446-1)