M16 Threaded Shank Counterbore • HSS • Used to enlarge the opening of a hole to allow room for the head of a fastener List Number MC27516 Substrate HSS Package Quantity 1 Shank 16.0 Length 124.0 Flute Count 2 Bolt M16 Pilot Diameter 17.0 Pilot Length 19.0 Cut Length 38.0 Diameter 26.0 SKU: MC27516 Category: Counterbores Related products LGN10-1 Weldon Tu-Lip Conterbore Item #: CW90101 LGS14-3 Weldon Tu-Lip Conterbore Item #: CW90343 LGS12-3 Weldon Tu-Lip Conterbore Item #: CW90323