What's the difference between a standard hex bit driver and an impact-rated one?

Impact-rated hex bit drivers are specifically designed to withstand the high torque and impact forces generated by impact wrenches and drivers. They're typically made from a more durable steel alloy, like chrome-molybdenum (CR-MO), and undergo special heat treating to increase their resistance to breakage and deformation. Standard hex bit drivers may fracture or wear prematurely if used with impact tools. For example, Sunex Tools impact hex drivers are made from CR-MO for long life.

What does the 'drive size' refer to when selecting a hex bit driver?

The 'drive size' indicates the size of the square opening on the hex bit driver that connects to your socket wrench, ratchet, or impact wrench. Common drive sizes include 1/4 inch, 3/8 inch, and 1/2 inch. Make sure the drive size of your hex bit driver matches the drive size of your tool. For example, a Grey Pneumatic 3/8" drive hex driver will only fit on a 3/8" drive ratchet or impact wrench.

How do I choose the correct hex size for my fastener?

Hex sizes are measured across the flats of the hexagonal opening. It's crucial to use the correct size to prevent stripping the fastener or damaging the bit. Metric hex sizes are measured in millimeters (mm), while SAE (Standard) hex sizes are measured in inches. Always start with the size you believe is correct and gently test the fit. If there's any play or looseness, go up to the next size. Using the wrong size can quickly damage both the fastener and the tool.

What are the benefits of using a hex bit socket set?

Hex bit socket sets offer a convenient and organized way to have a variety of hex sizes readily available. Sets often come in both SAE and metric sizes, ensuring you have the right tool for the job, regardless of the fastener type. They also help prevent lost or misplaced bits. Some sets, like the Sunex Tools stubby hex impact bit socket set, even include a selection of short-profile bits for accessing fasteners in tight spaces.

When should I use a hex bit driver with a longer length?

Longer hex bit drivers are useful for reaching recessed or hard-to-access fasteners. The extended length allows you to clear obstructions and apply torque more effectively. However, be mindful of potential flexing or bending, especially when using high torque. For very long or deeply recessed fasteners, consider using an extension bar with a standard-length hex bit driver for added stability.

What is the best way to care for and maintain my hex bit drivers?

Proper care extends the life of your hex bit drivers. Clean them after each use to remove dirt, grease, and debris. Store them in a dry place to prevent rust. For impact-rated bits, periodically inspect them for signs of wear, such as cracks or deformation. Replace worn or damaged bits immediately to prevent fastener damage or personal injury. Applying a thin coat of oil can also help prevent corrosion, especially in humid environments.

Are there any safety precautions I should take when using hex bit drivers?

Always wear appropriate eye protection when using hex bit drivers, especially with power tools. Ensure the bit is fully seated in the fastener before applying torque. Avoid using excessive force, as this can lead to stripping the fastener or breaking the bit. If using an impact wrench, always use impact-rated hex bit drivers. Never use damaged or worn bits, as they can break or slip unexpectedly. Always disconnect power tools from their power source when changing bits.

Can I use a hex bit driver on a Torx fastener, or vice versa?

No, hex and Torx (star-shaped) fasteners require different drivers. Attempting to use the wrong type of driver can damage both the fastener and the tool, leading to stripped heads and potential injury. Hex bits have a six-sided shape, while Torx bits have a six-pointed star shape. Always use the correct driver for the fastener to ensure a secure fit and prevent damage. Using the wrong tool can round out the fastener and make it impossible to remove.

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Grey Pneumatic | 1267MH | 3/8 In Dr Metric Impact Hex Bit Driver Set 6 In L - 7-Pc

Name: 3/8 In Dr Metric Impact Hex Bit Driver Set 6 In L - 7-Pc
Brand: Grey Pneumatic
SKU: 106705
Price: 123.58 USD
Availability: InStock
Rating: 3 (1 reviews)

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Set contains one piece impact hex drivers, 6" length in sizes 4mm to 12mm.
High quality chro-moly alloy steel.
GP High Torque Drive Socket design for increased strength with reduced chance of fastener rounding.
Set weight: 1.6 lbs.
Lifetime Warranty.

Includes the following Sizes - Item Numbers:

Size	Item No.
4mm	19046M
5mm	19056M
6mm	19066M
7mm	19076M
8mm	19086M
10mm	19106M
12mm	19126M

Grey Pneumatic 1267MH 3/8" Drive Metric Impact Hex Bit Driver Set 6" Length - 7-Pc

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Grey Pneumatic Homepage
Model: 106705
Shipping Weight: 1.6lbs
Manufacturers Part #: 1267MH
Manufactured by: Grey Pneumatic
Also Known As: GP1267MH, GRE1267MH, GRY-1267MH, GY1267MH

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Price: $130.79

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This product was added to our catalog on Thursday 18 March, 2010.

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Grey Pneumatic | 1267MH | 3/8 In Dr Metric Impact Hex Bit Driver Set 6 In L - 7-Pc

Price: $130.79

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