
Premium HSS G M2 Titanium Unibit Step Drill Bit Set. Premium Material Composition: Constructed from HSS 6542 with Titanium coating for superior durability. Comprehensive Size Range: Available in 10 sizes ranging from 1/4 inch to 1-3/8 inch. Hex Shank Design: Features a straight flute hex shank for secure grip and anti-slip performance. ISO9001 Certified Quality: Manufactured under strict ISO9001:2015, CE, RoHS, and BSCI standards. Full Customization Options: Offers full customization, minor customization, and customization from samples or designs. 100% Final Inspection: Every finished product undergoes rigorous 100% visual inspection before shipping. Experienced Manufacturer: 18 years of expertise with a 20,000 sqm facility and advanced CNC automation. Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.