3PCS HSS Step Bits, High Speed Steel Step Drill Bits Set - (4-12mm, 4-20mm and

Two-fluted design provides faster, smoother drilling, Provided with small pressure and the sets can cut through wood, plastic and other surfaces thickness under 5mm. This Ss shovan Drill Bit Set contain 3 size: 4-12mm, 4-20mm and 4-32 mm, Supplied with a portable fabric bag.

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