So far so Good
28-11401 - 4" Worm Screw Clamp for Dryer Vent Hose
Adjustable from 3-9/16" to 4-1/2" diameter
Two each required for aluminum dryer vent duct (MCM part number 28-11400)
22-10400 - 9 Piece Roll Pin Punch Set - 1/16" to 5/16"
Nine piece set for removing pins in mechanical pieces Drop forged, heat treated steel
I found a lot of electronic equipment that other stores do not have, the information on your website is very comprehensive and the prices are very convenient.