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profdant139's avatar
profdant139
Explorer II
Jan 25, 2019

Questions: self drilling/ tapping screws for chassis work

I'm getting ready to install my underbelly cover -- there will be aluminum C channel beams (to support the foam panels and the coroplast under-skin) attached to the underside of the trailer's frame me...
wanderingaimles's avatar
wanderingaimles
Explorer
Jan 26, 2019
Cordless drilldriver is the way to go. No pilot holes, and the impact type drivers are quick and seldom result in broken heads with self tapping hex head screws.

an example
https://www.lowes.com/pd/DEWALT-20-Volt-Max-Variable-Speed-Cordless-Impact-Driver-2-Batteries-Included/3441518

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