4pcs HSS twist drill bit set with 1/4″ hex shank, sizes 1.5mm, 2.5mm, 3.5mm, 4.0mm, titanium finishing, fully ground, made from high-quality M2 HSS steel, packed by double blister.
4pcs HSS twist drill bit set with 1/4″ hex shank, sizes 1.5mm, 2.5mm, 3.5mm, 4.0mm, titanium finishing, fully ground, made from high-quality M2 HSS steel, packed by double blister.
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