| 发明名称 |
Drill bit for drilling into building stone |
| 摘要 |
Drill bit (1) has a head, a conveyor coil (4) and a chuck (5). A stop face (8, 8') is formed in partial regions as crowned surface (8) or bevelled surface (8') away from the drill tip(2).
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| 申请公布号 |
DE19829263(A1) |
申请公布日期 |
2000.01.05 |
| 申请号 |
DE19981029263 |
申请日期 |
1998.07.01 |
| 申请人 |
HAWERA PROBST GMBH |
发明人 |
FUS, MATHIAS;WAGEGG, THOMAS;KLEISSLE, SIEGFRIED;SCHWARZ, GERHARD |
| 分类号 |
B23B49/00;B23B51/02;B28D1/14;(IPC1-7):B23B51/00 |
主分类号 |
B23B49/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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