TIMCO
3 Flute Countersink
Genuine TIMCO 3 Flute Countersink, from the Drilling range. 7 sizes. Prices are per pack, ex VAT.
| Ø (mm) | 6.3, 8.3, 10.4, 12.4, 16.5, 20.5, 25.0 |
|---|---|
| Material | M2 Grade HSS Steel |
| To Fit Screw Ø (mm) | 3.0, 3.5 - 4.0, 4.5 - 5.0, 6.0, 8.0, - |
| Substrates | Hardwood, Softwood, Plastic, Aluminium, Thin Sheet Metal |
| Drill Tip | 90° Angle |
| Shank Type | Three Flat |
| To Fit Screw Gauge (imp.) | 4 - 5, 6 - 8, 10, 12, 16, - |
| Shank Ø (mm) | 4.7, 5.6, 7.4, 9.5 |
7 sizes
Photos: TIMCO. The size shown may differ from yours; every size is in the table below.
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7 of 7 sizes
| Code | Size | Pack | Stock |
|---|---|---|---|
| CS63 | 6.3mm | 1 per Tube | In stock |
| CS83 | 8.3mm | 1 per Tube | In stock |
| CS104 | 10.4mm | 1 per Tube | In stock |
| CS124 | 12.4mm | 1 per Tube | In stock |
| CS165 | 16.5mm | 1 per Tube | Low stock |
| CS205 | 20.5mm | 1 per Tube | In stock |
| CS250 | 25.0mm | 1 per Tube | In stock |
Stock updated 12 Nov 2026. Stock is checked once a day, so please call the trade counter to confirm large quantities.