Hex socket bit sets come with a hex bit on one end to tighten and loosen fasteners with an hexagonal-shaped indentation in the fastener head.

Torx socket bit sets have a Torx bit on one end that can tighten and loosen fasteners having a Torx indentation on the head of the fastener.

These multi-tip shape socket bit sets come with an assortment of tip types and tip sizes on one end of the tool to tighten and loosen fasteners.

These ball hex socket bit sets come with a ball hex bit on one end that fits inside the hex indentation on the head of the fastener and allows use at an angle to tighten and loosen fasteners in tight spaces.

Hex short socket bit sets have a shorter bit length than standard socket bits and are used to tighten and loosen fasteners in tight spaces. They come with a hex bit on one end to fit fasteners with an hexagonal-shaped indentation in the fastener head.

Tamper-resistant Torx socket bit sets have a tamper-resistant Torx bit on one end to only loosen and tighten fasteners with a tamper-resistant Torx indentation in the fastener head. The tamper-resistant Torx fasteners are for use in locations where theft or vandalism are a concern.

These hex insulated socket bit sets have an insulated handle and shaft to protect from electric shock and reduce the possibility of electrical arcing caused by a short circuit from a noninsulated tool. Bits should be used with insulated drive tools for protection from electric shock. They have a hex bit on one end to loosen and tighten fasteners with an hexagonal-shaped indentation in the fastener head.

Phillips socket bit sets come with a Phillips bit on one end to loosen and tighten fasteners having a Phillips-style indentation in the fastener head.

These 12-point socket bit sets have a 12-point bit on one end to tighten and loosen fasteners with a 12-point indentation in the fastener head.

These square socket bit sets have a square bit on one end to loosen and tighten fasteners with a square depression in the fastener head.

These slotted socket bits have a slotted bit on one end to loosen and tighten fasteners with a slotted (single horizontal groove) fastener head.

Pozidriv socket bit sets have a Pozidriv bit on one end to loosen and tighten fasteners with a Pozidriv indentation in the fastener head.