Item # 68912

Specifications
Extension Size	4 in.
Adapter Size (A)	3/4 in.
Morse Taper Hole (B)	2
Shank Length (C)	3 in.
Thread Size (D)	3/4-12
Diameter (E)	1 1/16 in.
Dim. F	1 3/8 in.
Dim. H	5/32 x 5/8 in.
Dim. K	3/8 in.
Dim. L	1 1/8 in.
Adj. Adapter Nut (J)	66603