Standard Pack = 1 piece(s). Accuracy = 0.0001 ; Head Diameter = 2-7/8 IN ; Head Length = 3-3/16 IN ; Maximum RPM = 4200 ; Mount = 4 MT ; Neck Width = 1/2 IN ; Point Diameter = 1-1/8 IN ; Point Length = 2 IN ; Point Style = Standard ; Radial Load = 2200 lbs ; Style = Triple Bearing ; Type = Live Center ;