Check the listing for details. TapeTech 14" Replacement Blades for PFK14TT Skimming Knife- [2] Blades. Condition: New. Listed at 45.00 USD. TapeTech 14" Replacement Blades for PFK14TT Skimming Knife The new TapeTech Premium Finishing Knives now feature replaceable blades. If the blade is damaged or worn it can easily be replaced in a matter of minutes. The premium 14” stainless steel replacement blades come in a pack of [2]. The new replacement blades DO NOT fit the old style BX series finishing knives. The blades in the BX series knives are not replaceable. The blades for these are used in the TapeTech 14" Premium Skimming Finishing Knife PX14TT. Instructions to replace blades: Remove the screws securing the end cap. Tip- Remove only one end cap.Remove the end capUse pliers to remove the bladeInsert the new blade from the front of the knife until it locks into place.Reinstall the end cap and the two screws Al's Taping Tools is the Largest Drywall Tool Store in the World! We are also a fully equipped, family-owned, and operated automatic drywall tool service center with over 35 years in the industry. We sell and service all major brands of automatic drywall taping and finishing tools. All of our service techs are also fully trained in the operation of the tools we sell and service. So if you are new to automatic drywall tools or have any questions, please give us a call or send us a message. We are here to help. Al's Taping Tools & Spray Equipment815 Tower DriveMedina, MN 55340