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Taper bits 38mm 11°
Taper bits, speċjalment Tapered button bits huma l-aktar popolari tapered drill bits b'għażla wiesgħa ta 'dijametri tar-ras minn 28mm sa 41mm. Bil-buttuni tal-karbur ippressati bis-sħana fuq id-dbielet tal-bit, il-bits tal-buttuni għax-xejn għandhom prestazzjoni tajba tat-tħaffir u huma eċċellenti fil-lonġevità.