Lots of hairline cracks appearing around the bolt holes in my acrylic the holes are drilled oversize and the acrylic his bedded in 3M 4000 UV I AM PLANNING TO TRY A SOFTER CAULKING MATERIAL SUCH AS SUDBURY ELASTOMERIC MARINE SEALANT AND HOPE FOR BETTER RESULTS. Any comments or suggestions I can Report that 3M product is wickedly hard to Break loose.
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