The 1 inch SAE and metric Ball-End Hex 20pc Mega Bitrail is built for users who run into hex fasteners that are accessible, but not perfectly straight-on. The ball-end tip is the reason to buy this set. It lets you approach the fastener at an angle when surrounding components, housings, or brackets get in the way of a clean line.

This bitrail also solves another common problem: switching between SAE and metric equipment. Instead of carrying separate specialty sets or hoping the right size is somewhere else in the drawer, you get both standards in one organized layout. That makes the set useful for shop work, field service, bicycle repair, equipment maintenance, and mixed-fleet environments.

The 1 inch format keeps the profile compact for users who prefer insert-bit style setups and do not need extra reach built into the bit itself. When the issue is mostly angle, not depth, this format makes a lot of sense.

• Product Type: Standard Length SAE & Metric Hex Screwdriver Bit Set with Magnetizer Organizer Rail
• Piece Count: 20 Pieces
• Drive Type: Standard (SAE) and Metric (MM) Hex (Allen)
• Bit Length: 1 inche
• Included SAE Sizes: 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16"
• Included Metric Sizes: 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm
• Special Feature: Included Mega Bitrail features a built-in magnetizer to charge bit tips
• Shank Compatibility: Standard 1/4-inch hex shank (fits power drills, impact drivers, and standard bit holders)
• Storage: Includes a durable 20-hole Bitrail with carabiner
• Available Bitrail Colors: Black, Orange

What sizes are included in this comprehensive hex bit set?

This 20pc hex bit set includes a complete range of both fractional (SAE) and Metric (MM) hex sizes. The SAE sizes range from 5/64" to 5/16", and the Metric sizes range from 2mm to 10mm.

Are these bits impact-rated for heavy-duty use?

Yes. These hex driver bits feature a standard 1/4-inch hex shank and are precision-machined to withstand the high-torque demands of modern cordless impact drivers and power drills without premature wear or rounding off.

What types of projects are best for this SAE and Metric set?

Having both standard and metric hex bits makes this the ultimate kit for automotive repair, bicycle maintenance, motorcycle mechanics, machinery assembly, and putting together imported flat-pack furniture.

• Impact Drivers: Fully compatible with all major brand 1/4-inch quick-release impact driver chucks and collets.
• Power Drills: Fits securely in standard 3/8-inch and 1/2-inch keyless chucks on both cordless and corded power drills.
• Manual Hand Tools: Locks perfectly into standard 1/4-inch manual multi-bit screwdrivers and T-handle drivers.
• Fastener Types: Precision-milled to seamlessly fit both Standard (SAE) and Metric (MM) internal hex (Allen) screws and bolts across automotive, cycling, machinery, and furniture applications.
• Tool Storage: The included 20-hole Bitrail organizes your impact bits securely, keeps them magnetically charged, and features a carabiner to easily clip onto tool bags, tool belts, or pegboards.