HSS Twist Drill Bits
Hardened high speed steel, 135 degree point dimensions and high concentricity.
Port: shanghai
Minimum Order Quantity: 500 Piece/Pieces each size
Supply Ability: 50000 Piece/Pieces per Month each size
Payment Terms: L/C,T/T,Western Union
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Packaging Detail: metal case, plasitic case, color card
Delivery Detail: 35 days
HSS Twist Drill Bits
Roll forged with black oxide
Roll forged with polished
Roll forged & polished titanium coated
Fconomical high speed steel, 118 degree point angle design for general purpose.
Fully ground with white bright
Fully ground with black oxide
Fully ground with titanium coated
Fully ground with black & gold
Hardened high speed steel, 135 degree point angle design for the most accurate hole dimensions and high concentricity
| dia. | working length | overall length | article number |
| 1 | 12 | 34 | 30101001 |
| 1.5 | 18 | 40 | 30101002 |
| 2 | 24 | 49 | 30101003 |
| 2.5 | 30 | 57 | 30101004 |
| 3 | 33 | 61 | 30101005 |
| 3.2 | 36 | 65 | 30101006 |
| 3.5 | 39 | 70 | 30101007 |
| 4 | 43 | 75 | 30101008 |
| 4.2 | 43 | 75 | 30101009 |
| 4.5 | 47 | 80 | 30101010 |
| 4.8 | 52 | 86 | 30101011 |
| 5 | 52 | 86 | 30101012 |
| 5.5 | 57 | 93 | 30101013 |
| 6 | 57 | 93 | 30101014 |
| 6.5 | 63 | 101 | 30101015 |
| 7 | 69 | 109 | 30101016 |
| 7.5 | 69 | 109 | 30101017 |
| 8.0 | 75 | 117 | 30101018 |
| 8.5 | 75 | 117 | 30101019 |
| 9.0 | 81 | 125 | 30101020 |
| 9.5 | 81 | 125 | 30101021 |
| 10.0 | 87 | 133 | 30101022 |
| 10.5 | 87 | 133 | 30101023 |
| 11.0 | 94 | 142 | 30101024 |
| 11.5 | 94 | 142 | 30101025 |
| 12.0 | 101 | 151 | 30101026 |
| 12.5 | 101 | 151 | 30101027 |
| 13.0 | 101 | 151 | 30101028 |
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