Jade Chisel (K2②: 89-30), measuring 8.7 cm in height, 1.7 cm in width, 1 cm in thickness, and weighing 29 g. Made of grayish-white jasper schist. The chisel is short, with a natural fracture at the top that has been slightly polished. It does not  functional and was likely used for funerary or ritual purposes.