BD7930, :10,30,30,40,50, and 60 parts to the inch,WITH REVISED scale ITEM NO. SPECSQTY/PCS MEAS( ... :75, 1:100, 1:1255. BD9430 1:1000, 1:2000, 1:3000, 1:4000,1:5000, 1:6000.usd0.65PCS6.BD4930 ,Bi ... .70pcs7. BD7930, :10,30,30,40,50, and 60 parts to the inch,WITH REVISED usd0.70pcspacking; : 1pcs/pvc BOX 200 ...