Hex allen key drill bit set 10 pcs impact screwdriver driver bit sets s2 steel 50mm length magnetic allen wrench drills bits set h1.5-h8. Screwdriver Bit Sets: There are 10 different sizes of impact hex driver screwdriver bits for you to choose from, including 8mm, 7mm, 6mm, 5mm, 4mm, 3.5mm, 3mm, 2.5mm, 2mm, and 1.5mm.
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