＊For counterbore holes for hex socket head bolts. ＊Tolerance of Guide Diameter:0~-0.05.
Counterbore with Straight Shank
CBCounterbore with Straight Shank
Counterbore with Straight Shank
CBCounterbore with Straight Shank
＊For counterbore holes for hex socket head bolts. ＊Tolerance of Guide Diameter:0~-0.05.
