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        Learn more by watching our Alpha SM25CO | TUFFBOX Cobalt Heavy Duty Drill Bit Set 1-13mm² | 25 Bits video.

        Alpha SM25CO | TUFFBOX Cobalt Drill Bit Set 1-13mm² | 25 Bits

        The Alpha SM25CO TUFFBOX Cobalt Heavy Duty Drill Bit Set is designed for tradesmen tackling tough materials such as stainless steel, high tensile steel, and cast iron. This 25-piece set features cobalt drill bits ranging from 1.0mm to 13.0mm, increasing in 0.5mm increments. With a 135º split point design, these bits cut faster and reduce wandering, delivering precise results.

        Manufactured from fully ground HSS cobalt, these drill bits offer increased strength and a longer tool life, even under heavy-duty conditions. The set is housed in a durable TUFFBOX case with rugged rubber grips and a strong locking catch for secure storage. Each set also includes a feeds and speeds chart, making it easier to choose the correct drilling parameters for various materials.

        Alpha SM25CO Features:

        • 25-Piece Cobalt Drill Bit Set: Includes sizes from 1.0mm to 13.0mm in 0.5mm increments for versatile drilling applications.
        • Heavy Duty Drilling: Ideal for stainless steel, high tensile steel, and cast iron.
        • 135º Split Point: Cuts faster and reduces wandering for greater precision.
        • Fully Ground HSS Cobalt: Increases strength and extends drill life, especially under tough conditions.
        • Durable TUFFBOX Case: Tough plastic case with rugged rubber grips and a strong locking catch for secure storage.
        • Feeds and Speeds Chart: Included inside every set to guide proper drilling parameters.

        Alpha SM25CO FAQ:

        Q: What materials can these drill bits handle?
        A: These bits are ideal for heavy-duty drilling in stainless steel, high-tensile steel, and cast iron.

        Q: How many bits are included, and what sizes are available?
        A: The set includes 25 drill bits, with sizes ranging from 1.0mm to 13.0mm in 0.5mm increments.

        Q: Is the case durable for worksite use?
        A: Yes, the TUFFBOX case is designed with rugged rubber grips and a strong locking catch, making it ideal for tough worksite conditions

        (SM25CO)

        100-Day Fuss-Free Returns
        We want you to love what you buy—but if you change your mind, that’s okay too. That’s why Sparky Direct offers a 100-day money-back guarantee.

        • Items must be unused, with all parts, accessories, and original packaging.
        • We can’t accept returns if the product is damaged, incomplete, or not in resalable condition.
        • Proof of purchase is required.
        • Return shipping is the responsibility of the customer. 

        If your item isn’t in its original condition, please contact us before returning it—we might save you time and money.

        All products come with a manufacturer’s or supplier’s warranty

        • Warranty starts from the Invoice Date
        • Some suppliers offer in-home warranties and handle claims directly, so you won’t need to uninstall or return the product. Chat with us to check if your product qualifies.
        • Sparky Direct isn’t responsible for losses caused by product failure.
        • Warranties are void if products aren’t installed by a licensed electrician.

        Damaged or Faulty Goods
        If your order arrives damaged or is faulty, let us know within 24 hours.

        • Sparky Direct will pay for return shipping via an emailed return label.
        • If the fault is confirmed, we will send you a replacement item or provide a refund.

        Contact us via our chat to arrange the return.

        Exclusions
        We can’t accept returns for:

        • Items that have been installed, modified, or used
        • Clearance, End of life, Discontinued, or special order items (unless faulty)
        • All PPE Items
        • Goods returned without original packaging or proof of purchase

        How to Request a Return

        1. Contact our customer service team with your order number.
        2. Confirm it’s eligible under our return or warranty policy.
        3. Pack the item securely and return it using a trackable service.
        4. Once we receive and inspect it, we’ll process your refund or replacement.

        Warranty starts from Invoice Date

        Domestic Use: 1 Year
        Commercial Use: 1 Year
        Warranty Method: Return to Sparky Direct

        These specifications and characteristics outline physical, mechanical, electrical details.

        Brand Alpha
        SKU SM25CO
        Package Weight 1.425kg
        Package Width 0.135m
        Package Height 0.230m
        Package Length 0.080m
        TYPE VALUE
        Type Tools
        Brand Alpha
        Tool Type Drill Bit Set
        Series Cobalt Series
        Set Includes 25 Drill Bits
        Drill Split Point 135°
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