Ukongeza, iidrill zethu zibonelela ngolawulo oluhle kakhulu lweetships ukuqinisekisa ukubhola okugudileyo nokungaphazanyiswa. Ukususwa kweetships ngempumelelo kuthintela ukuxinana kweetships, kunciphisa umngcipheko wokonakala kwesixhobo kunye nexesha lokungasebenzi. Olu phawu luphucula ukusebenza ngokubanzi kwedrill ye-BTA enzulu enokujoliswa kwi-ZJ clamp, okwenza ukuba ilungele imisebenzi yokugaya ephezulu.
Le drill isebenzisa iiblade ezifakwe isalathisi ezingeniswe kwamanye amazwe, ezinokusebenza kakuhle kokucubungula, ukuguqulwa kweeblade okulula, ukusetyenziswa kwexesha elide komzimba wokusika, ukusetyenziswa kwezixhobo okuphantsi kunye nezinye iimpawu. Ingacubungula intsimbi yekhabhoni, intsimbi ye-alloy enamandla aphezulu, intsimbi engatyiwayo, njl.njl.
Enye yezona zinto zibalaseleyo kule mveliso yinkqubo yayo yokugrumba ye-BTA (Boring and Trepanning Association), eqinisekisa ukugrumba ngokuchanekileyo ngelixa inciphisa ukungcangcazela kwaye iphucula umgangatho wemingxunya. Oku kuyenza ilungele ukusetyenziswa okufuna ukuchaneka okuphezulu, njengeenkampani zeenqwelo moya kunye neemoto.
Ukongeza, i-ZJ type machine clamp indexable BTA deep hole drill ikwabonelela ngokuhamba kakuhle kwe-coolant ukuqinisekisa ukutshatyalaliswa kobushushu okuhle ngexesha lokugrumba. Olu phawu luthintela ubushushu obugqithisileyo kwaye lwandisa ubomi besixhobo, ekugqibeleni lunciphisa iindleko kwaye luphucule ukusebenza kakuhle.
| Iinkcukacha zokubhola | Ixhotyiswe nge-arbor | Iinkcukacha zokubhola | Ixhotyiswe nge-arbor |
| Φ28-29.9 | Φ25 | Φ60-69.9 | Φ56 |
| Φ30-34.9 | Φ27 | Φ70-74.9 | Φ65 |
| Φ35-39.9 | Φ30 | Φ75-84.9 | Φ70 |
| Φ40-44.9 | Φ35 | Φ85-104.9 | Φ80 |
| Φ45-49.9 | Φ40 | Φ105-150 | Φ100 |
| Φ50-59.9 | Φ43 |
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