HSS Single Flute Countersink Drill Bit
Hōʻike Huahana
He ʻoi ʻoi oi ka ʻoki ʻoki ʻana o nā pūnohu counter ma ka wēlau o ko lākou wēlau, aʻo nā ʻōheʻe spiral he kihi bevel, i ʻike pinepine ʻia ʻo ka rake angle, ma ko lākou piko.I mea e hōʻoia ai i ke kikowaena maikaʻi a me ke alakaʻi ʻana o kēia drill, hele mai ia me kahi pou alakaʻi i kūpono i loko o ka lua e kū nei i loko o ka mea hana i mea e hōʻoia ai i ke kikowaena maikaʻi a me ke alakaʻi.Ma muli o kēia kumu cylindrical a me ke poʻo liʻiliʻi me kahi puka oblique, ua maʻalahi ka hoʻopili ʻana.Hoʻokomo ʻia ka ʻaoʻao tapered me kahi ʻaoʻao beveled, i kūpono no ka ʻoki ʻana.Ma o ka puka puka, hiki i nā ʻāpana hao ke hoʻololi a hoʻokuʻu ʻia i luna ma muli o ka puka hoʻokuʻu ʻana.Hiki ke kōkua nui nā pūʻali Centrifugal i ka ʻoki ʻana i nā waihona hao ma luna o ka ʻili o kahi mea hana, i ʻole lākou e ʻoki i ka ʻili a me ka hopena maikaʻi ʻole i ka maikaʻi o ka mea hana.ʻElua ʻano o nā pou alakaʻi, a hiki ke hana ʻia nā lua countersunk i hoʻokahi ʻāpana inā pono.
Hoʻohana ʻia nā drills Countersink no nā ʻano hana like ʻole me ka countersink a me ka hana ʻana i nā lua maʻemaʻe.ʻO kā lākou hoʻolālā kūikawā a me ka hoʻolālā e maʻalahi i ka mea hoʻohana e hana pono a hoʻomaikaʻi i ka maikaʻi o ka huahana i hoʻopau ʻia.
| Laumua | D | L1 | d |
| 3/16" | 3/4” | 1-1/2" | 3/16" |
| 1/4” | 3/4” | 2" | 1/4” |
| 5/16" | 1" | 2" | 1/4" |
| 3/8" | 1” | 2” | 1/4” |
| 5/2” | 1” | 2” | 1/4” |
| 5/8 | 1-1/8" | 2-3/4" | 3/8" |
| 5/8” | 1-1/8” | 2-3/4” | 1/2" |
| 3/4” | 1-5/16" | 2-3/4" | 3/8” |
| 3/4” | 1-5/16” | 2-3/4" | 1/2" |
| 7/8" | 1-5/16” | 2-3/4” | 1/2" |
| 1” | 1-5/16" | 2-3/4" | 1/2” |
| 1-1/4” | 1-5/8" | 3-3/8" | 3/4” |
| 1-1/2" | 1-5/8 | 3-1/2" | 3/4” |
| 2” | 1-5/8 | 3-3/4” | 3/4” |
