Skip to Product Info
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options
    • S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options

    S2 Hex Head Allen Wrench Drill Bit Set – 1/4" Shank, 6 Options

    Vendor: YURINWOO

    【Multiple Set Options for Different Needs】
    Choose from 10-piece Metric, 10-piece SAE, or 20-piece Metric & SAE sets, available in 50mm and 100mm lengths. The 50mm bits are suitable for everyday fastening tasks, while the 100mm bits provide extra reach for recessed screws. Contents and bit length depend on the selected variant.

    【Durable S2 Tool Steel】
    Made from high-quality S2 alloy steel with CNC precision-machined tips and heat-treated to HRC 58–62. Designed for strength, wear resistance, and reliable performance during furniture assembly, equipment installation, and routine repairs.

    【Magnetic Tips & 1/4" Hex Shank】
    Magnetic tips help hold compatible screws in place for easier positioning, especially when working overhead or in hard-to-reach areas. The standard 1/4" hex shank fits compatible drills, electric screwdrivers, manual bit drivers, and bit holders.

    【Precision Fit for Hex Socket Screws】
    Available in commonly used metric and SAE sizes to suit a variety of hex socket screws. Precision-machined tips help provide a secure fit and efficient torque transfer. Always select the correct size and fully insert the bit to help reduce slipping and screw-head damage.

    【Versatile Applications】
    Suitable for furniture assembly, gym equipment installation, appliance repairs, and maintenance of bicycles, motorcycles, and vehicles with matching hex socket fasteners. Choose the size standard and bit length that suit your task.

    【Available Variants & Specifications】

    Set Option Quantity Bit Length
    Metric – 50mm 10 bits 50mm
    SAE – 50mm 10 bits 50mm
    Metric & SAE – 50mm 20 bits 50mm
    Metric – 100mm 10 bits 100mm
    SAE – 100mm 10 bits 100mm
    Metric & SAE – 100mm 20 bits 100mm

    Metric sizes: 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 5mm, 6mm, 7mm, 8mm.

    SAE sizes: 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16".

    Shank: 1/4" hex.

    Metric-only sets include the 10 metric sizes. SAE-only sets include the 10 SAE sizes. Combination sets include all 20 sizes. Each set contains the selected bit length only.

    【Convenient Storage & Customer Support】
    Each set comes with a sturdy plastic case for organized storage and easy portability. If you experience a product quality issue, please contact us for assistance with a replacement.

    Regular Price $9.99 USD
    Shipping calculated at checkout.
    Material Type: Hex Bit
    Size: 2" - 10 Pcs (Metric)
    Free International Shipping over $55
    Delivered to the US and Europe in 5 days. Free Returns Within 30 days
    Features
    Product Detials

    6 Set Options Available
    Choose from Metric, SAE or combined Metric & SAE configurations in 50mm or 100mm lengths to suit different projects and working environments.

    Durable S2 Tool Steel
    Made from high-quality S2 alloy steel and heat-treated for strength, wear resistance and reliable torque transfer during fastening and removal tasks.

    CNC Precision-Machined Tips
    Precisely machined hex tips provide a secure fit inside hex socket screws, helping reduce slipping and rounding during use.

    Strong Magnetic Tips
    Magnetic bit tips help hold screws securely in place, making installation easier when working overhead, in tight spaces or at awkward angles.

    1/4" Universal Hex Shank
    The standard 1/4" hex shank is compatible with many electric screwdrivers, drills, manual screwdrivers and compatible bit holders.

    50mm & 100mm Length Options
    Choose 50mm bits for everyday fastening tasks or 100mm extended bits for improved reach in deeper and harder-to-access areas.

    Metric & SAE Sizes
    Available in Metric, SAE and combined sets for greater flexibility across different types of hex socket fasteners.

    Wide Range of Applications

    Furniture Assembly
    Automotive Maintenance
    Motorcycle Repair
    Household Appliances
    Computer & Electronics Repair
    Gym Equipment
    DIY Projects
    General Fastening & Repair

    Product Specifications

    Material: S2 Alloy Steel
    Shank Size: 1/4" Hex
    Length Options: 50mm / 100mm
    Size Standards: Metric / SAE / Metric & SAE
    Bit Tip: Magnetic
    Available Variants: 6
    Storage: Plastic Storage Case
    Compatible Tools: Electric Screwdrivers, Drills, Manual Screwdrivers & Bit Holders

    Metric Sizes

    1.5mm
    2mm
    2.5mm
    3mm
    3.5mm
    4mm
    5mm
    6mm
    7mm
    8mm

    SAE Sizes

    5/64"
    3/32"
    7/64"
    1/8"
    9/64"
    5/32"
    3/16"
    7/32"
    1/4"
    5/16"

    Note
    The quantity, size standard and bit length vary depending on the selected option. Please check the selected variant before ordering.

    Shipping Time

    Ships within 24 hours of payment receipt.

    Service & Support

    WarrantyThis product is backed by a 1 month limited warranty, covering defects in materials and workmanship under normal use.

    Trust Promises

    • Free Shipping

      Free Delivery Over $55

    • Easy Returns

      30-Day Free Returns

    • Secure Payment

      100% Secure Checkout

    • Quality Guarantee

      2-Year Warranty Included

    FAQs

    Are YURINWOO grinding bits compatible with my existing flex shaft grinder or rotary tool?
    Our products typically feature standard 3mm (1/8") or 6mm (1/4") shank diameters. As long as your tool's collet specifications match, our bits are perfectly compatible with most major power tool brands on the market, including Dremel, Makita, and DeWalt.
    Who should I contact if I encounter an issue with the product?
    You can click the "Online Support" button located in the bottom right corner of the page at any time, or send an email to support@example.com. Our technical support team will respond within 24 hours.
    How soon do orders ship after being placed? How long does delivery usually take?
    Typically, orders are shipped within 24 hours. Delivery is estimated to take 3–5 days.
    Does YURINWOO offer wholesale or custom specifications?
    Yes, we do. As the brand manufacturer, we offer discounts for bulk purchases. If you have specific requirements regarding specifications (such as custom shank lengths or specific tooth profiles), please contact our sales team via our business email address.
    What should I do if the product I receive has a balance issue (vibration)?
    YURINWOO subjects every product leaving our factory to rigorous concentricity testing. If you notice any abnormal vibration while using a new product, please stop using it immediately and contact us. If a manufacturing defect is confirmed, we will provide a free replacement.

    Can’t find your answer?

    Feel free to reach out to us!