Product Name: TiN Coated HSS Straight Shank Twisted Drill Bits Model Number: THDB
Product Name: TiN Coated HSS Spotting Drills for Steel and Stainless Steel Machining
Model Number: HSD, TiN coated, 6542 or M35 high speed steel raw material
Suitable for aluminum, steel and stainless cutting
Product Name: Uncoated HSS Twisted Drill Bits Model Number: UHDB