Older generation low speed straight handpiece rolls over on a table top easily, and the new design prevents that and makes the handpiece stays put where you put it. Sy brand new style dental low speed handpiece complete kit has all traditional features, with other higher capabilities and less weight. A great choice at lowest possible retail pricing. Sy straight handpieces have the ergonomic triangular cross section which provides a comfortable and relaxing hold for prolonged clinical procedures. The following is other features of sy dental new low speed dental handpiece complete kit. Features: Sy-am02 -1: 1 direct drive -midwest 4 hole -max speed 22, 000 min-1 Sy-sh02 -for hp burs(2.35) -non-optic -spray nozzle Sy-ca02 -iso e-type external water spray -1: 1 direct drive -for ca burs(2.35) -latch type -18, 000 to 22, 000 r.P.M adjustable -spray nozzle.