3-Finger Vinyl-Coated Extension Clamp with 2" Fingers on Stainless Steel Rod Material_LDPE Speed-controlled 6V motor driving two

Speed-controlled 6V motor driving two cams pumps four spring-mass systems at any chosen frequency

each one rotating to follow the local field whenever a magnet is placed beneath the plate or alongside it

Universal smartphone desk stand accommodates iPhone

5x clear views through a 3-inch optical-glass lens with a 6-inch focal length

3-Finger Vinyl-Coated Extension Clamp with 2" Fingers on Stainless Steel Rod Material_LDPE Speed-controlled 6V motor driving twoExtended two inch fingers on this vinyl coated three finger clamp provide deeper reach into apparatus assemblies, opening to 3. 4 inches on a 5. 5 inch stainless steel rod.