Bits have a different size at each end. An opening at the tips accommodates the pin in the recess of tamper-resistant Torx screws. These are also known as pin-in-Torx bits.

An opening at the tip accommodates the pin in the recess of tamper-resistant pentalobe and tamper-resistant Torx Plus screws.

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

One-way screws can be installed with standard slotted screwdrivers but can only be removed with this type of bit.

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

Use with screws that have two drilled holes.

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

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.

While one-way screws can be installed with standard slotted screwdrivers, they can only be removed with these tools.

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