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Menurut bentuk alur produk, bor langkah spiral bit heli dapat dibagi menjadi alur lurus, alur spiral, arc alur tiga kategori; Menurut jumlah bit bit langkah spiral produk dapat dibagi menjadi satu tepi, tepi ganda, tiga tepi, edge, dan bor langkah multi -tepi; Bor langkah adalah normal untuk standar nasional, dalam penggunaan industri harian yang paling disesuaikan dari non-standar, produsen bit spiral step bit umum dapat memberikan gambar yang dapat diproduksi.
2022/06/10
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.