Sharp as a razor! Simple and effective homemade drill sharpener
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18:47
6つの実用的なドリルビットの研ぎ方 [字幕あり]
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18:43
Không nhiều người biết cách mài mũi khoan nhanh và bén, top 6 dụng cụ mài mũi khoan tự chế
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8:05
Cách mài mũi khoan, cực kỳ hiệu quả | XM24h
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12:06
Hayatınızın geri kalanında bana teşekkür edeceksiniz! Açılı taşlama makinesine bilyalı rulmanı yerl
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6:08
Keskin! Bu Yöntemle Matkap Ucunu 2 Dakikada Bileyin
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8:10
60-year-old master's astounding method! Amazing and unique ways to sharpen drill bits
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6:01
MATKAPLARI bilemek için DAHİCE CİHAZ! Bir okul çocuğu bile onu keskinleştirebilir!
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30:03