Check the listing for details. Ultrasonic Circular Hollow Horn. Condition: New. Listed at 1250.00 USD. Ultrasonic circular solid hollow horn. Designed using Sharpertek proprietary closed form analysis and double verified VIA FEA. This design sustains prolonged operation andusage and offers greater tip amplitudes.PRICE MENTIONED IS FOR THE HCH-1.75X1. PLEASE CONTACT US FOR OTHER UNIT PRICING. CIRCULAR HOLLOW OD/ID PART N 3/4" OD 1" OD 1 1/4" OD 1 1/2" OD 1 3/4" OD 2 " OD 2 1/4" OD 2 1/2" OD 2 3/4" OD 3" OD 3 1/4" OD 3 1/2" OD 4 SLOTTED 4.5 SLOTTED 5 SLOTTED 5.5 SLOTTED 1/2" ID HCH-3/4X0.5 HCH-1X0.5 HCH-1.25X0.5 HCH-1.5X0.5 3/4" ID HCH-1X0.75 HCH-1.25X0.75 HCH-1.5X0.75 HCH-1.75X0.75 1" ID HCH-1.25X1 HCH-1.5X1 HCH-1.75X1 HCH-2X1 HCH-2.25X1 HCH-2.5X1 1 1/4" ID HCH-1.5X1.25 HCH-1.75X1.25 HCH-2X1.25 HCH-2.25X1.25 HCH-2.5X1.25 HCH-2.75X1.25 1 1/2" ID HCH-1.75X1.5 HCH-2X1.5 HCH-2.25X1.5 HCH-2.5X1.5 HCH-2.75X1.5 HCH-3X1.5 HCH-3.25X1.5 HCH-3.5X1.5 1 3/4" ID HCH-2X1.75 HCH-2.25X1.75 HCH-2.5X1.75 HCH-2.75X1.75 HCH-3X1.75 HCH-3.25X1.75 HCH-3.5X1.75 2" ID HCH-2.25X2 HCH-2.5X2 HCH-2.75X2 HCH-3X2 HCH-3.25X2 HCH-3.5X2 2 1/4" ID HCH-2.5X2.25 HCH-2.75X2.25 HCH-3X2.25 HCH-3.25X2.25 HCH-3.5X2.25 HCH-4 SLOTTED X2.25 2 1/2" ID HCH-2.75X2.5 HCH-3X2.5 HCH-3.25X2.5 HCH-3.5X2.5 2 3/4" ID HCH-3X2.75 HCH-3.25X2.75 HCH-3.5X2.75 3" ID HCH-3.25X3 HCH-3.5X3 HCH-4 SLOTTED X3 HCH-4.5 SLOTTEDX3 HCH-5 SLOTTEDX3 3 1/4" ID HCH-3.5X3.25 4" ID HCH-4.5 SLOTTEDX4 HCH-5 SLOTTEDX4 HCH-5.5 SLOTTEDX4 5" ID HCH-5.5 SLOTTEDX5