5pcs ncua ntev HSS Center Drill Bits teeb nrog txheej
NTA
1. Extended tsim: Lub laum me ntsis ncua ntev tso cai rau kev sib sib zog nqus drilling thiab nkag mus rau qhov chaw nyuaj, ua rau nws tsim nyog rau cov ntawv thov uas xav tau drilling ntawm qhov tob dua lossis hauv qhov chaw txwv.
2. High-speed steel (HSS) kev tsim kho
3. Hnav-resistant txheej
4. Precise Centering
5. Txo kev sib tham
6. corrosion kuj
Zuag qhia tag nrho, cov yam ntxwv ntawm Coated 5-Piece Extended HSS Center Drill Bits, suav nrog cov qauv txuas ntxiv, HSS kev tsim kho, hnav-tiv thaiv txheej, meej nruab nrab, ntau yam, sib tham txo, thiab kev tiv thaiv corrosion, ua rau nws tsim nyog rau ntau yam kev siv cov cuab yeej muaj txiaj ntsig. Ntau yam ntawm cov ntawv thov drilling, tshwj xeeb tshaj yog cov uas xav tau kev sib sib zog nqus drilling thiab nkag mus rau qhov chaw kaw.
center laum khoom tshuab
