Is there a difference between star bits and Torx bits?
Is there a difference between star bits and Torx bits?
The difference between Torx Bits vs Star Bits is that Torx is the trademark name, while star represents the generic descriptor – the terms can be used interchangeably, as the tools are identical.
What is the bit called that looks like a star?
Torx (pronounced /tɔːrks/) is a trademark for a type of screw drive characterized by a 6-point star-shaped pattern, developed in 1967 by Camcar Textron. A popular generic name for the drive is star, as in star screwdriver or star bits.

What size is a star bit?
Torx Screw Sizes
Torx Size | Imperial Point to Point (inches) | Metric Point to Point |
---|---|---|
T9 | .098″ | 2.50 mm |
T10 | .107″ | 2.74 mm |
T15 | .128″ | 3.27 mm |
T20 | .151″ | 3.86 mm |
How do you get a star screw out?
Insert your small flathead into the space within the screwdriver head as shown here, and simply turn clockwise. The screw will easily come loose. Congradulations!
What is a star bit screwdriver?

A star screwdriver is a handheld tool with a six sided, star shaped bit. It is designed to interact specifically with star screw heads that are sized to match corresponding bits exactly.
What is a star drill bit used for?
A star drill bit, similar in appearance and function to a hole punch or chisel, is used as a hand powered drill in conjunction with a hammer to drill into stone and masonry.
What is the most common Torx size?
The most common Torx screws are T6, T8, T10, T15, T20, T25 and T30. All Chapman Star driver sets contain the bits to drive those screws. Coming in close second to the most common sizes are T27 and T40 Torx screws, and Chapman’s larger Star bit sets contain those drivers.
How many sides does a Torx bit have?
six sided
Torx Drive The straight sides of the Torx six sided star shaped socket helps prevent camout and require lower end-load than cruciform systems. But wide tolerances can present a loose fit between the driver tool and the screw head socket and the 15 degree drive angle can reduce the tool bit life.
What is a S2 bit?
These Faithfull Professional 1/4in Hexagon Drive Screwdriver Bits are manufactured from high strength, heat treated ‘S2’ grade steel. Bits are shock and wear resistant and feature precision machined tips to provide an optimum fit, helping to prevent screw stripping and cam-out and provide a long working life.
What is a star bit used for?
Torx Pin Security Bits (T2) Commonly used for tamper-resistant screws or security screws, Torx Security Bits feature a centre whole to allow for the small post on top of the screw. These types of screws are often used where added security is necessary such as prisons, security locks, or computer parts.