Shop Categories › Half Nut for SYNC series Notchers Image 1 of 1 Half Nut for SYNC series Notchers $11.00 Replacement half nut for the SYNC180 and SYNC180JR tube notchers Add To Cart Added! Replacement half nut for the SYNC180 and SYNC180JR tube notchers You Might Also Like Starrett Hole Saws from $11.95 Notching Angle Bevel $19.95 Machinist Bevel Protractor $59.95 Tube Notching Shaft $65.00 Steel Digital Angle Protractor $23.95 Sold Out