ISOTURN TOOLS USER GUIDE ISOTURN Boring Bars ISCAR boring bars are equipped with internal PLASTIC SEAL BORING BAR coolant. A unique plastic seal is supplied for insertion into the channel which: COOLANT SUPPLY • Features a threaded tube fitting connection • Performs a sealing role while clamped TUBE FITTING in a cylindrical adapter • Requires no re-threading after shortening the bar This unique design is a simple and versatile solution for installing coolant supply and extends tool life, improves chip flow and machining reliability. ADAPTER ADAPTER PLASTIC SEAL BORING BAR FIXING SCREW CAVITIES COOLANT SUPPLY PLASTIC SEAL BORING BAR 91