What Are YG8 and YG8C in SDS Drill Bits? A Simple Guide for Buyers
When browsing SDS drill bits, you may encounter terms like YG8 or YG8C in product descriptions. Many buyers feel confused at first glance, but these codes actually refer to the carbide grade of the drill bit’s cutting tip—a key factor that determines drilling efficiency, durability, and lifespan.
What Do YG8 and YG8C Mean?
YG8 and YG8C are both types of tungsten carbide, the hard, wear-resistant material used to make the tip of SDS drill bits. This tip is the part that directly contacts hard materials like concrete or stone, so its quality has a direct impact on how well the drill bit performs.
▷YG8 is a standard tungsten-cobalt carbide grade, widely used for everyday drilling tasks. It strikes a solid balance between hardness and toughness.
▶YG8C is an upgraded variant of YG8. Its coarse-grain structure boosts wear resistance, making it more durable for long hours of drilling.
Core Differences Between YG8 and YG8C
While they belong to the same carbide family, the two grades are optimized for different working conditions:
▷YG8 prioritizes toughness and impact resistance. It can handle occasional vibrations and minor shocks without chipping, making it ideal for general use.
▶YG8C focuses on wear resistance and longevity. It holds up better under continuous, heavy-duty drilling, even when working on tough, dense materials.
Which One Should You Choose?
Pick the right grade based on your actual drilling needs—both are reliable when matched to the job:
▷Choose YG8 if you use the drill bit occasionally, for home renovations or small DIY projects involving brick, soft concrete, or light masonry. It’s cost-effective and gets the job done well.
▶Choose YG8C if you’re a professional or need to drill frequently, especially into hard concrete, reinforced masonry, or dense stone. Its enhanced durability means it lasts longer even with heavy use.
Final Word
Understanding YG8 and YG8C doesn’t have to be complicated. These codes simply describe the material of the drill bit’s cutting tip. By matching the grade to your usage—everyday tasks vs. heavy-duty work—you can pick a drill bit that performs better and gives you more value for money.
Post time: Dec-12-2025
