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Thinkwork Four Spiral Flute Step Drill Bit Set, 3 Pcs Hss Step Drill Bits, Metal

Item Description



  • ENHANCED DURABILITY: Our industrial-grade step drill set is meticulously crafted from high-quality alloy steel and undergoes multiple manufacturing processes. Each drill bit is carefully inspected at the factory to ensure superior quality and longevity.
  • IMPROVED STABILITY: Unlike ordinary step drills that often suffer from deflection during cutting, our four-flute step drill bit provides exceptional stability. This feature enhances accuracy and cutting speed, making it perfect for stainless steel drilling. In fact, it offers a significantly longer service life compared to regular step drills.
  • 3PCS NITRIDING STEP BIT KIT: Our 3-piece nitriding step bits set includes a range of sizes to cater to various drilling needs. The set comprises step bits with diameters of 1/8"-1/2" (13 steps), 1/4"-3/4" (9 steps), 3/16"-7/8" (12 steps). All these bits come in a sturdy blow molded case for easy storage and transport.
  • VERSATILE DRILLING CAPABILITY: With its powerful drilling capability, our step drill is suitable for piercing holes in various materials, including thin metal, copper, aluminum, iron, carbon steel, wood, and plastic. It's an essential addition to any DIY enthusiast's toolbox and can be utilized for a wide range of household projects.
  • USER-FRIENDLY DESIGN: Our step drill bits feature laser-engraved step sizes, ensuring clear visibility and eliminating concerns about wear and tear during use. This design element enhances convenience and accuracy, making the drilling process easier and more efficient.
  • DEDICATED CUSTOMER SERVICE: While our products undergo stringent quality inspections, unforeseen issues caused by accidental factors may occur. In such cases, we are committed to providing professional customer service. If you encounter any quality problems, please contact us via Amazon, and we will promptly replace the defective item with a new one.

  • Customer service is our top priority! Please be sure to read the description thoroughly to make sure that this is the item you want before making a purchasing decision. If you have any questions about this item, please contact us via messages before placing your order. We make every effort possible to accurately describe and depict the items. Please be aware that slight variations in color may be due to differences in lighting and computer monitor resolutions. All items are in stock at the time of listing however, in the unlikely and unforeseen event that we are unable to fulfill your order through any of our networked warehouses, we will notify you as quickly as possible and offer you a 100% refund on your purchase. Thank you for shopping with us. We appreciate your business!

    PayPal is our preferred method of payment. If you do not have a PayPal account, all major credit cards are gladly accepted through PayPal as the payment processor. PayPal offers great buyer and seller protection. Your order will be processed pending receipt of cleared payment through PayPal. Sales tax may be charged depending on your location.

    We provide fast, free shipping. Most items are shipped within 3-5 business days of receiving cleared payment. We ship to the lower 48 contiguous United States only. We do not ship to P.O. Boxes or APOs. Standard Shipping is ALWAYS FREE! You will be notified via messages as soon as your items ship. Special Notice for Freight Items: If an item ships via Freight (Truck) Delivery, a valid phone number will be required so that we can contact you to schedule delivery. The item may be delivered with curbside delivery. An adult signature will be required. Please be sure to have available help on hand to assist you with moving the item to the desired location in or outside of your home. Freight items must be inspected upon delivery. In the unlikely event that damaged is observed, you MUST refuse delivery and note the damage on the shipping receipt and send it back via the Freight carrier. Returns will not be accepted on Freight items after they have been delivered, inspected, and the driver has left the premises.

    We offer a 30 day return/exchange policy for most of our products. You can request a refund if you are dissatisfied for any reason with your product. (Restocking Fee May Apply). Only factory defects are accepted as a reason for a return. In the case of factory defects, if available, we will replace the product for you. When returning an item, it must be in all of the original packaging and include all of the original accessories or items that came with it. The item and package should be in original and perfect condition. You will be required to cover shipping on the return of non-defective items. All returns MUST be done within 30 days of date of purchase. Please note that we cannot give refunds or replacements after the 30 day limit has expired. When sending in a return, please note that it can take up to 7 business days for the return to be processed. We do our best to process as quickly as possible. We are extremely fair, and in the rare event of something out of the ordinary happening with our products or shipping, we will gladly work with you to find a fair resolution.