Spanner Nut Thread Chaser
This tool will repair / clean the corroded damaged threads of a Mercury 4" case. Made of heat treated high grade tool steel.
To remove retainer nut use 93-14-983105. The removal tool will also operate this chaser.
Replaces: 982-105
For a replacement nut see related items tab ( 52699, 1116, 21110, 775418, 509034, 18-3750 )