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Designed with spiral flutes and various lengths and forms to give high quality centre holes.
TiN Tipped
60 inclusive angle.
Manufactured to BS 328 : Part 2 : 1986, DIN 333A, ISO 866, ISO 2540, ISO 2541.
Metric Sizes: 4.00, 6.00, 8.00, 10.00 and 12.00mm.
Imperial Sizes: BS1, BS2, BS3, BS4 and BS5.
| Standards Met | BS 328 | DIN 333A | ISO 866 | ISO 2540 | ISO 2541 |
| Drill Point Diameter | 1/8in | 1/16in | 3/16in | 3/32in | 3/64in |
| System of Measurement | Inch |
| Maximum Drill Size | 1/16in |
| Flute Construction | Ground flutes |
| Countersink Angle | 60\u00b0 |
| Maximum Drill Point Length | 3/16in | 3/32in | 5/16in | 5/32in | 9/32in |
| Drill Size Included | BS1 to BS5 |
| Material | HSS |
| Minimum Drill Point Length | 1/4in | 1/8in | 1/16in | 5/32in | 5/64in |
| Minimum Drill Size | 1/8in |
| Case Type | Round Plastic |
| Drill Length Type | Standard Length |
| Shank Type | Plain Round |
| Finish/Coating | TiN |
| Drill Point Angle | 120\u00b0 |
| Body Diameter | 1/4in | 1/8in | 3/16in | 5/16in | 7/16in |
| Number of Pieces | 5 |
| Trade Size | 1 | 2 | 3 | 4 | 5 |
| Cutting Style | Plain |
| ISO Category | K | M | N | P |
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