This tool should be used as a guide only. Pilot WF may not be an exact match for Intercryl 853 by but we have given the closest match we can. Pilot WF should do the same job and have similar properties but you should always read the technical data sheets for both Pilot WF and Intercryl 853 to be sure. Please see any notes to see any major differences and call us on 01285 862132 if you have any specific questions.