| Product Name | 3pcs Hss 4241 Titanium Coated Step Core Drill Bit Set For Metal Drilling | 
| Size | 
 9steps: 4-12mm 
 9Steps:4-20mm 
 15Steps:4-32mm 
 | 
| Conection | 
 Hex Shank 
 | 
| Material | 
 HSS 4241 
 | 
| Finishing | 
 Titanium Coated 
 | 
| Application | 
 Metal, Aluminum, Wood drilling 
 | 
| Features | 
 1. Strong Durability: coated by titanium, the bits have strong durability. This step drill set performs well in heat, corrosion and rust resistance. 
 2. Premium HSS Material: High-speed steel construction for longer cutting edge life even at extreme temperatures. 
 3. Automatic Center Punch: Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force 
 4. Wide Usages: Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper,stainless steel and many other types of sheet metal. 
 | 






