Sivitec 3PCS Step HSS 4341 Metric Round Shank Spiral Flute Tapered Drill Bit Set for Metal Tube Sheet Wood Plastic Drilling 4 12mm, 20mm and 32 mm

Sivitec 3PCS Step HSS 4341 made of high quality metarial Metric Round Shank Spiral Flute 4-12mm, 4-20mm and 4-32 mm Ideal for Metal Tube Sheet Wood Plastic Drilling Please remember to cool down the bits with water