THE ORIGINAL™ LOCKING C-CLAMPS WITH REGULAR TIPS UL STYLE'MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;' WIDE-OPENING JAWS PROVIDE GREATER VERSATILITY IN CLAMPING A VARIETY OF SHAPES TURN SCREW TO ADJUST PRESSURE AND FIT WORK. STAYS ADJUSTED FOR REPETITIVE USE CONSTRUCTED OF HIGH-GRADE HEAT-TREATED ALLOY STEEL FOR MAXIMUM TOUGHNESS AND DURABILITY GUARDED RELEASE TRIGGER QUICKLY UNLOCKS AND PROTECTS FROM ACCIDENTAL RELEASE