Automatic HP Quin-Block - DCI 4427

• Consistent flow control for handpiece pressure adjustments
• Individual drive air adjustment screws
• Higher output due to improved airflow
• Longer lasting diaphragm
• No internal cross-over of air or water
• Block dimensions: 3 3/4" x 1 1/2" x 1"

OEM part numbers:

Beaverstate Dental 125-050
Chapman-Huffman 60-450
DCI Equipment 70-22359
Marus 22359