Application: This instrument is designed according to the standard GB4852. It is used for the testing of initial tack of adhesive tapes and other sticky products. Technical data: Ball Material: Stainless Steel Angles: 20-60(adjustable) Ball Size : 1/32¡±-1¡± Plate Material: 5mm thick glass Run Distance: 100mm Dimensions: (L,W,H) 380*150*250 mm Weight: 12kg.