HSS Twist Drill Bits Set Titanium Coated Drill Bit 3-8mm Serrated Grooving Spiral Jagged Saw Drill Bit Composite Drill Bits
【Combo Set of 6 Sizes】
6 most commonly-used sizes to satisfy all your needs. This drill bits set fits the majority of power drill currently on the market and come with a portable plastic bag for easy storage and organization.
【M35 Cobalt High-Speed Steel】
Industry grade 6542 high-speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability.
【Fully Ground Process & 135-degree Split Point】
Fully ground spiral groove design quickly decreases friction and heat for a faster and cooler drilling performance. 135-degree split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed.
【Multiple Application】
Suitable for Cutting Hard Metal such as Stainless Steel, Steel and Cast Iron as well as Wood, Aluminum Alloy, and Other Softer Metals, including tiles, concrete, tiles, bricks, wood, plastic, glass, masonry and more.
【Work Efficiently】
The product has sharp edges and high drilling efficiency. The center of the product has sharp serrations, and with its help, the drill can continue to drill horizontally after drilling.
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