T38 1 1/2"	Diameter	Part No.
Button Bits	64mm	EYT38-00103
	70mm	EYT38-00104
	76mm	EYT38-00105
	89mm	EYT38-00106
Cross Bits	64mm	EYT38-00107
	76mm	EYT38-00108
X-type Bits	64mm	EYT38-00109
	76mm	EYT38-00110
	89mm	EYT38-00111
Coupling Sleeves	55mm	EYT38-00112

Other size are vailuable according to your requests. The Bit body (Retrac or no)and front design(Face face, drop center, convex or concave)  are made on your requests.