What was found
INSPECTING PROPELLER DURING ANNUAL, FOUND PROPELLER BOLTS 0.25 IN SHORT OF BACK SIDE OF FLANGE INSERTS. ALL BOLT THREAD ENGAGEMENT WAS FORWARD OF INSERT BOSS. AFT .2500 INC OF INSERT, MATERIAL BEHIND CRANK FLANGE, HAD NO THREAD ENGAGEMENT. WRONG BOLTS INSTALLED, CORRECTED BY INSTALLING PROP BOLT KIT (PN 76EM8) WHICH PROVIDED (2) THREADS THROUGH INSERT WHEN TROQUED. (K)