‧The best tool for replacing crankshaft oil seal . ‧No damage to oil seal and related parts . ‧Easy to use.Helps to install the oil seals accurately.Save time and money . ‧Oil seal genuine no: Front BZ4365E. Rear BZ4219E. ‧Application range: ISUZU truck Engine model: 4HF1,4HG1,6HH1,6HK1