Product Description
WoodRiver® Brass Knurled Thumb Nut Knobs can be used when space is a concern and finger tightening is adequate for light-duty clamping. 3/4″-diameter, 7/16″-high thumb nuts fit easily in confined spaces. Vertical splines around the rim of the nut makes it easier to tighten by hand. 5/16″ – 18 coarse thread; four pieces per package.
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