Ø3-10mm HSS Co Cobalt Twist Drill Bits Extra Long For Metal/Stainless Steel/Wood

100% new and high quality extra long twist drill bit. Material: HSS-Co / High speed steel with 5% cobalt. Size: 3mm - 10mm. 10mm 171mm 120mm. -Durable in use. -Straight shank design is suitable for many electric drills and drills.

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