Set includes: CL-1221 chalk line, bottle of blue chalk, 466-LINE line level. Mixed orange nylon and cotton chalk line. High chalk retention in the cotton. 3 X rewind speed. Clutch function allowing easy and fast line unwind. Claw and hook end, with an integrated belt clip. Strong 16 kg breaking strain, high chalk retaining nylon and cotton line. Can be used as a plumb bob. Able to hold 50 g of chalk, for long use before refilling.