Power Trowel or Hand Finish? Here’s How We Decide When the Slab Starts Setting Fast On interior ground slabs, timing is everything. If the concrete begins to tighten quicker than expected, we bring in the power trowel as insurance. It lets us stay ahead of the set, float everything up evenly, and avoid a ton of extra hand work. Why We Don’t Power Trowel Exterior Finishes For exposed concrete or driveways, we stick to hand finishing, mags, and trowels to keep the right texture and avoid overworki