Factory Wholesaler 5pcs HSS Black and Amber Finish Step Drill Bit Set with Aluminum Case for Wood Metal Aluminum Steel Drilling
$4.90-8.30
/sets
Price varies depending on material, logo, quantity and customization requirements.
Quality You Can Trust
Flexible &
Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner
Category:
Aluminum Alloy Drill Bits
Introduction
| use | Metal Drilling | drill type | Step Drill Bit |
| Shank Diameter | 1/4in | Chuck type | Hex/Tringle Shank |
| Total Length | 50 mm(1.97in), 35 mm(1.38in), 25mm(0.98in), 75mm(2.95in), 100 mm(3.94in) | finish | Other, Black Oxide, Titanium Coated, Amber |
| customized support | OEM, obm, odm | working length (mm) | 50 |
| Shank Type | Triangle Shank |
We are China Loong Drill Bits Co., Ltd., a professional manufacturer and supplier specializing in Drill Bits. We have brought together and coordinated resources across the Drill Bits supply chain, enabling us to maintain consistent product quality and establish long-term partnerships with clients worldwide.
Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:
- Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
- Strict quality control covering material selection, processing, surface finishing, and final packaging;
- Variety of products and specifications to meet diverse project requirements and application scenarios;
- OEM & customization support based on drawings, samples, or specific technical requirements;
- Flexible packaging solutions to ensure safe handling and transportation of products;
- Continuous improvement in products and services to better support customers in different markets.
If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.
