Plug type

Drill size (inches)

Irontite

1-1/32

1-1/16

Engine Cold Crack Repair, Plug type: H

<p>H-Oversize HSS Tapered Tap. HO w/ Pilot Hole. High-speed steel tapered tap for use with HO Ductile Iron Plugs.</p>

The [407-5311-41] H-Oversize HSS Tapered Tap ("HO w/ Pilot Hole") is an HSS tapered tap designed for threading holes to accept HO Ductile Iron Plugs (452-2611-40) in casting repair. Use with tapping…