Will I harm my oil-less tools by putting oil in them? Wilson October 03, 2020 18:15 Lubricating our oil-less line of tools will not cause harm unless a corrosive/detergent is used. Always refer to your operation and maintenance manual for proper care and safe use of your tool. Related articles Can oil be added to the oil free nailers and will this harm the nailer in any way? What does the term "Low Fastener Lockout" mean? How often should I oil my pneumatic tools? Can I add too much? Where can I find a Bostitch product manual if it's not posted here? Comments 0 comments Please sign in to leave a comment.