3 Flute Taper Shank Countersinks

These three flute Sherwood 90 countersinks are manufactured from HSS-E cobalt steel with a ground finish. They are suitable for deburring and chamfering most metals and plastics. Manufactured to BS328:Part 5:1983.

For all dimensional specifications please refer to our catalogue.

90 Degrees

3 Flute - Straight Shank

Manufactured from M35 HSS and used for the deburring and chamfering of most metals and plastics.
Manufactured to BS 328 : Part 5 : 1983.
Inclusive angle 82°.

Sherwood Single Hole Countersinks HSS (5%)

Manufactured from HSS-E cobalt for deburring and chamfering. Straight shank, ground flute 90 angle.
Manufactured to BS328:Part 5:1983.

For all dimensional specifications please refer to our catalogue.

90° Degrees

Sherwood Solid Counterbore HSS-E

Used for milling of pre-drilled holes to allow bolt or cap head screws to lie flush with the component surface. Spiral, 3 flute. Medium duty. Manufactured to BS328:5:1983.

For all dimensional specifications please refer to our catalogue.

Spiral 3 Flute Plain Shank

SS-Co 5% 3 Flute Piloted Countersinks

For the production of high precision concentrically centred countersinks in most metals where pilot holes have been pre-drilled.
Shank diameter: 3/16”.

Sherwood Solid Counterbore HSS-E

Used for milling of pre-drilled holes to allow bolt or cap head screws to lie flush with the component surface. Spiral, 3 flute. Medium duty. Manufactured to BS328:5:1983.

For all dimensional specifications please refer to our catalogue.

Spiral 3 Flute Plain Shank

3 Flute - Straight Shank

Manufactured from M35 HSS and used for the deburring and chamfering of most metals and plastics.
Manufactured to BS 328 : Part 5 : 1983.
Inclusive angle 82°.

Sherwood Single Hole Countersinks HSS (5%)

Manufactured from HSS-E cobalt for deburring and chamfering. Straight shank, ground flute 90 angle.
Manufactured to BS328:Part 5:1983.

For all dimensional specifications please refer to our catalogue.

90° Degrees

Sherwood Solid Counterbore HSS-E

Used for milling of pre-drilled holes to allow bolt or cap head screws to lie flush with the component surface. Spiral, 3 flute. Medium duty. Manufactured to BS328:5:1983.

For all dimensional specifications please refer to our catalogue.

Spiral 3 Flute Plain Shank

SS-Co 5% 3 Flute Piloted Countersinks

For the production of high precision concentrically centred countersinks in most metals where pilot holes have been pre-drilled.
Shank diameter: 3/16”.