HSS Imwe Flute Countersink Drill Bit
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Madhishi emakaunda ane chinocheka chinocheka kumucheto kwemagumo awo, nepo spiral nyere dzine bevel angle, inowanzozivikanwa se rake angle, pamuromo padzo.Kuti ive nechokwadi chekuisa pakati uye kutungamira kwakanaka kwechibooreso ichi, chinouya negwara positi inokodzera zvakakwana mugomba riripo iro ratova muworkpiece kuitira kuti ive nechokwadi chekuisa pakati uye kutungamira.Nekuda kweiyi cylindrical shaft uye tapered musoro ine oblique gomba, clamping inoitwa nyore.Iyo tapered tip inoshongedzerwa nebeveled edge, iyo yakakodzera kucheka zvinangwa.Kuburikidza neburi, machipisi esimbi anokwanisa kutenderedzwa uye kuburitswa kumusoro semhedzisiro yegomba rekuburitsa chip.Masimba eCentrifugal anogona kubatsira zvakanyanya mukukwesha mafirita esimbi pamusoro pebasa rekushanda, kuitira kuti arege kukwenya pamusoro uye kukanganisa kunaka kweiyo workpiece.Kune marudzi maviri ezvinyorwa zvinotungamira, uye maburi ekuverengera anogonawo kuitwa muchidimbu chimwe chete kana zvichidikanwa.
Countersink drills inoshandiswa kune akasiyana mabasa anosanganisira countersinking uye kugadzirisa maburi akatsetseka.Magadzirirwo avo akasiyana uye magadzirirwo anoita kuti zvive nyore kuti mushandisi ashande nemazvo uye anovandudza kunaka kwechigadzirwa chakapedzwa.
| Forthread | 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” |
