Description General description Aldrich benchclamp clamps have a nickel-plated finish and are corrosion resistant. The clamps come with slip-on fiberglass finger covers. The Grippy Knob design has a round nut which is easy to turn making tightening the clamps around glassware fast and convenient. Round extension arms allow the clamps to be rotated 360°. Extension arms allow placement of apparatus at various distances from lab frames. Supplied with vinyl and fiberglass prong covers for high temperature applications. NOTE: An additional clamp holder is required to attach clamps to frames or other apparatus. Legal Information Aldrich is a registered trademark of Sigma-Aldrich Co. LLC Benchclamp is a trademark of Sigma-Aldrich Co. LLC