1、Adjustable: Lab clamp has a built in cam head holder that can be easily attached to lab stand or other equipment and can be adjusted to any angle with a stop nut. 2、Pressure Adjustment: Laboratory clamps with adjustment screws help provide precise pressure adjustment and effectively prevent glassware breakage. 3、With Rubber Coating: The jaws have a nonslip rubber coating to prevent scratches and breakage of glassware. 4、Multipurpose: Not only for professional labs, but also a good choice for science classrooms and everyday use at home to hold glass objects. 5、Stainless Steel: Lab stand clamp is made of stainless steel, which is not easily damaged and rusted, and can be used for a long time. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store