| we have all kinds of hss drill bits,it divied as following : |
| 1)manufacturing process: a) roll forged |
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| b) edge ground,c) fully ground,milled |
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| 2)material: hss,hss Co |
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| 3) point angle: 118 degree or 135 degree |
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| 4) flute type:N or VA |
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| 5) standard: DIN338,DIN340,DIN1897,ISO 235 , ANSI B94 11M , DIN345,DIN 1870, |
| 6)surface finished: bright,black oxide,tin oxide,or black flute & white shank or rainbow |
| also we have all kinds of package: |
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| pvc bag,color paper bag ,plastic tube ,plastic box, metal box,BFC.blister card and so on. |
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