24 Jul 4421 DCI Tri-Block Automatic 3 Handpiece control
PN 4421Automatic HP Tri-BlockTri-Block w/ Std. Adjustment ScrewsWorks with normally closed automatic handpiece holdersConsistent flow control for handpiece pressure adjustmentsHigher output due to improved airflowLonger lasting diaphragmNo internal cross-over of air or waterTri-Block dimensions: 2 3/8" x 1 1/2" x 1" This item corresponds with...