500g 4pcs Plumb bob Set enough weight and size,packing can ... tool1.cast iron plumb bob weight: 100g 200g , 300g ,, 400g ,500g,700g,1000g,2000g another bob is made in wooden. 3m ... bob finish:chrome plated4. packing:40sets/ctn,400g:21/20kgs 500g:25/24kgs,CARTON SIZE:40X28X50mmBelow are another 5pcs set:We are ... details pls visit our webste http://www.newcenturygroup.com.cn. 500g 4pcs Plumb bob Set