Manufacturer Part Number: W721. Performance Tool saw blades help you perform your tasks with little effort from your side. Set Includes (4)- 6" x 6TPI, BIM, (3)- 6" x 18TPI, BIM, (2)- 8" x 14TPI, BIM, (2)- 9" x 6TPI, BIM, (1)- 9" x 10TPI, DEMO, BIM.