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| Supply Ability | 100000pcs per month | 
| Delivery Time | 15days. | 
| Packaging Details | Bag | 
| Products Name | 3PCS Titanium Coated HSS 4241 Step Core Drill Bit Set for Metal Drilling | 
| Material | HSS4241 | 
| Size | 4-32mm | 
| Connection | Hex Shank | 
| Diameter of Shank | 6.35mm | 
| Feature | Fast Speed Drilling and High Finlishing | 
| Brand Name | JOHNSON TOOLS | 
| Model Number | D12 | 
| Certification | GB, SGS | 
| Place of Origin | CHINA | 
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Product Specification
| Payment Terms | L/C, T/T, Western Union,Paypal | Supply Ability | 100000pcs per month | 
| Delivery Time | 15days. | Packaging Details | Bag | 
| Products Name | 3PCS Titanium Coated HSS 4241 Step Core Drill Bit Set for Metal Drilling | Material | HSS4241 | 
| Size | 4-32mm | Connection | Hex Shank | 
| Diameter of Shank | 6.35mm | Feature | Fast Speed Drilling and High Finlishing | 
| Brand Name | JOHNSON TOOLS | Model Number | D12 | 
| Certification | GB, SGS | Place of Origin | CHINA | 
| High Light | SGS hex shank hss drill bits ,15 Steps hss drill bits ,spiral groove hss taper drill bit | ||
| Product Name | 
 3PCS Titanium Coated HSS 4241 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. 
 | 



Company Details
Business Type:
Manufacturer,Exporter 
Year Established:
2000 
Total Annual:
8Million-10Million
Employee Number:
>100 
Ecer Certification:
Verified Supplier 
Since 2000 year, Our company Johnson Tools Manufactory Co., Ltd started to manufacture and export diamond tools for Stone Working and Construction Industry for worldwide countries. Since 2005 year, we established our own import and export company, named Johnson Import and Export Co., Ltd. We ... Since 2000 year, Our company Johnson Tools Manufactory Co., Ltd started to manufacture and export diamond tools for Stone Working and Construction Industry for worldwide countries. Since 2005 year, we established our own import and export company, named Johnson Import and Export Co., Ltd. We ...
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