TOOL SOCKET 3/8 DRIVE PARK 1666 HEX BIT 6mm 26.5mmLONG3/8` driven hex bits available in multiple lengths and bit sizes. Compatible with any 3/8` socket wrench. Item Specifications: Size, 6mm x 26.5mm, Driver, 3/8`, Tool Type, Hex Bit, Model, 1666,

Park Tool Hex Bit 6mm Chrome Vanadium Steel for 3/8" Drive | Durable, Precise, Professional-Grade

Reference Number: 3CW4EE

Upgrade your bicycle maintenance toolkit with the Park Tool Hex Bit 1666 - the ultimate choice for precision, durability, and versatility. Crafted from premium chrome vanadium steel, this hex bit is engineered to withstand the rigors of professional and recreational bike repair. Its nickel chrome plating ensures exceptional corrosion resistance, making it suitable for all cycling environments and extended use.

Designed for optimal performance, the 6mm x 26.5mm long hex bit features a perfect fit for a wide range of bike components, from derailleur adjustments to crank bolt installation. The 3/8" drive compatibility allows seamless integration with any standard socket wrench, providing excellent torque transfer and ease of use. Whether you're tightening headset bolts or removing stubborn fasteners, this hex bit offers reliable precision, reducing the risk of slipping or stripping.

Ideal for bike mechanics, cycling enthusiasts, and professional repair shops, the Park Tool Hex Bit 1666 combines innovative engineering and high-quality materials to ensure longevity and consistent performance. Its ergonomic design and durable construction make it the go-to choice for efficient bike maintenance, repairs, and upgrades.

Key Features:

- Made from durable chrome vanadium steel for strength and impact resistance

- Nickel chrome plating for enhanced corrosion protection

- Available in multiple lengths and sizes for versatile applications

- Compatible with any 3/8" drive socket wrench for quick, secure fastening

- Designed for bicycle-specific tasks, including component assembly and adjustments

Optimize your bike repair process with the Park Tool Hex Bit 1666 - the dependable, high-performance hex bit engineered for cyclists who demand precision and durability. Perfect for bike shops, mechanics, and serious cyclists seeking reliable tools for every ride.

  • Premium Chrome Vanadium Steel Construction for exceptional durability and strength during heavy-duty cycling repairs.
  • Nickel Chrome Plated finish offers corrosion resistance, ensuring long-lasting performance in all weather conditions.
  • Precision-engineered 6mm hex bit with 26.5mm length provides optimal torque transfer and access in tight or awkward spaces.
  • Compatible with standard 3/8-inch drive socket wrenches, making it a versatile addition to any bicycle shop toolkit.
  • Ideal for bike maintenance and component installation, with high-precision manufacturing to ensure secure fit and minimal wear.
Item Specifications
Size6mm x 26.5mm
Driver3/8`
Tool TypeHex Bit
Model1666

Why 365 Cycles?

365 Cycles is an Authorized Park Tool Dealer, and we offer the Full Park Tool Warranty!

Fast Shipping!

Professional Customer Service- available 7 days a week
Check out our 200,000+ amazing reviews!

365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



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Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

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