Ruby Bar Hole Ringstone – MT5003

Specifications

Model MT5003
Inside Diameter 0.940 - 0.965
Outside Diameter 2.779 - 2.789
Length 1.118 - 1.168
Type Ruby
Custom options are available.

Description

Bar Hole Ringstones are flat on both sides with a straight hole through the center of the part. The ID is straight and thus restricts the lateral movement of the shaft where the area of contact tends to increase the friction.