Attributes . Roller Type . Values

4-Way (4)   Concave (4)   Crown Roller (2)   Crowned (24)   Crowned, Hex Socket Head (6)   Crowned, Screwdriver Sl. (2)   Cylindrical (2)   Gothic (8)   Hex Socket Head (14)   Mini (5)   Needle (3)   Plain (4)   R Rollers (36)   S Rollers (11)   Screwdriver Slot Head (9)   Spherical Outer Ring (13)   Steel (2)