T40 Screwdrivers | McMaster-Carr

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Drive Style

Tamper-Resistant Torx

Driver Style

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Unit of Measure

Tip Style

Torque

2 in·lbf to 36 in·lbf

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Grip Style

Container Type

Maximum Torque

Overall Length

Number of Pieces

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Shank Type

Number of Sizes

For Bit Hex Shank Size

1/4"

Torque Adjustability

Adjustable

Torque-Limiting Direction

Power Source

For Bit Shank Type

Torque Driver Type

RoHS

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

REACH

105 Products

Screwdrivers

These standard-length drivers are found in every tool box.

Screwdriver Sets

Sets include an assortment of drivers.

Ultra-Grip Screwdrivers

These screwdrivers have a soft, contoured handle that provides comfort and the best possible grip for achieving maximum torque.

Ultra-Grip Screwdriver Sets

Sets include an assortment of drivers with soft, contoured handles that provide comfort and the best possible grip for achieving maximum torque.

Ball-End Screwdrivers

When you don't have exact alignment between the fastener and the tool, the ball end allows angled entry to turn screws in hard-to-reach areas.

Ball-End Screwdriver Sets

The assorted drivers in these sets have a ball end that allows angled entry to turn screws in hard-to-reach areas.

Electrical-Insulating Screwdrivers

An insulated handle and shaft protect against shock from accidental contact with live electrical circuits. These tools are tested to 1,000 volts to meet IEC, EN, or ASTM standards.

Screwdrivers for Stainless Steel Screws

Protect your stainless steel screws by using a stainless steel driver. If steel flakes off a standard tool and into the recess, it can lead to rust and contamination. These drivers eliminate that risk.

Bit Screwdrivers

Insert a bit into the shaft and a magnet holds it in place.

Adjustable-Length Screwdriver Sets

Press down on the handle’s collar to either adjust the shaft length or remove the shaft and replace it for a different tip. Sets include a handle and multiple reversible shafts.

Torque Screwdriver and Bit Sets

These sets include an adjustable torque driver, bits for different drive styles, and a socket adapter.

Screwdriver Bits

Torx Bits

Strong and durable, these multipurpose bits are often used with power tools to install sheet metal screws.

Torx Bits for Impact Drivers

The toughest bits available, these withstand the shock and twisting force of impact drivers.

High-Torque Torx Bits

Less likely to crack or shatter under high torque than standard bits, these are often used with power tools to install machine screws.

Ball-End Torx Bits

When you don't have exact alignment between the fastener and the tool, the ball end allows angled entry to turn screws in hard-to-reach areas.

Screw-Holding Torx Bits

The slightly tapered tip wedges into the screw recess for a secure hold. Also known as Torx-Align bits.

Torx Bits for Stainless Steel Screws

Protect your stainless steel screws by using a stainless steel bit. If steel flakes off a standard bit and into the recess, it can lead to rust and contamination. These bits eliminate that risk.

Tamper-Resistant Torx Bits

An opening at the tip accommodates the pin in the recess of tamper-resistant Torx screws. These are also known as pin-in-Torx bits.

Bit Sets

Bit Assortments

Assortments contain bits with multiple drive styles.

Bit Assortments for Impact Drivers

The toughest bits available, these withstand the shock and twisting force of impact drivers.

Torx Bit Sets

Screw-Holding Torx Bit Sets

The slightly tapered tip wedges into the screw recess for a secure hold. These are also known as Torx-Align bits.

Tamper-Resistant Torx Bit Sets

An opening at the tip accommodates the pin in the recess of tamper-resistant Torx screws. These are also known as pin-in-Torx bits.

L-Keys

Turn fasteners from either end and reach into tight spots.

L-Key Sets

Sets include an assortment of keys. These simple tools turn fasteners from either end and reach into tight spots.

Ball-End L-Key Sets

These assorted keys have a ball end that allows angled entry to make good contact with the screw recess when standard-tip keys can’t. Use to turn screws in hard-to-reach spots.

Ball-End L-Keys

When a standard-tip key can't make good contact with the recess, a ball end allows angled entry to turn screws in hard-to-reach places.

High-Visibility L-Key Sets

These assorted keys have a bright finish that's easy to see, so they’re less likely to be misplaced. They turn fasteners from either end and reach into tight spots.

T-Handle Keys

The T-handle provides a good grip for your whole hand and the long shaft reaches into tight spots.

T-Handle Key Sets

Sets include assorted keys with long shafts that reach into tight spots. The plastic-covered handles provide a good grip for your whole hand.

Two-Tip T-Handle Key Sets

The assorted keys in these sets have a long shaft for more reach and a short shaft for more torque when turning fasteners.

Two-Tip T-Handle Keys

Use the long shaft for more reach and the short shaft for more torque when turning fasteners.

Fold-Up Key Sets

Keep a set of keys neatly in your tool box or pocket to turn multiple fastener sizes.

Socket Sets

Maintenance Bit Socket Sets

Keep a convenient variety of drive styles and sizes of bit sockets on hand.

Extended-Reach Torx Bit Socket Sets

Extra-long bits allow access to hard-to-reach fasteners.

Torx Bit Socket Sets

Flex Torx Bit Socket Sets

Pivot the head to access fasteners from an angle.

Tamper-Resistant Torx Bit Socket Sets

These sockets are also known as pin-in-Torx bits.

Impact Tamper-Resistant Torx Bit Socket Sets

The hole in the middle of these bits fits the security pin in tamper-resistant Torx screws.

Impact Torx Bit Socket Sets

The Torx bit sockets in these sets fasten Torx screws often used in vehicles, bicycles, and electronics.

Sockets

Torx Bit Sockets

Extended-Reach Torx Bit Sockets

Extra-long bits allow access to hard-to-reach fasteners.

Tamper-Resistant Torx Bit Sockets

These sockets are also known as pin-in-Torx bits.

Impact Torx Bit Sockets

These sockets fasten Torx screws often used in vehicles, bicycles, and electronics.

Extended-Reach Impact Torx Bit Sockets

Extra-long bits help you access hard-to-reach fasteners.