What is a spanner bit used for?
Spanner (Snake-Eye) security bits are used for making installations more secure. By adding an unconventional drive stile in public areas, they are much less likely to be vandalized or tampered with on a whim. Spanner screws can be seen commonly on public applications such as: Bathroom dividers and Public Art Displays.
What is a spanner screw?
Spanner screws are a type of tamper-resistant fastener, meant to make it more difficult for a thief or vandal to remove them. Like most security screws, spanner screws have a unique shape that requires a special kind of driver to remove. A spanner screw has a head with two holes.
What is a spanner screwdriver?
This spanner head screwdriver features a point that can be used for securing or removing screws. Also called a snake-eyes screwdriver.
What to use if you don’t have a square screwdriver?
Extracting Single-Slot Screws
- A kitchen knife. Choose one with a rounded tip, such as a butter knife.
- A coin — preferably a dime, which is thin enough to fit in most screw slots.
- A credit card.
- A rubber band.
- A chisel, which does an even better job of turning single-slot screws than a flat-head screwdriver.
What is a clutch bit?
Clutch head screws were probably the first type of security screw ever developed for commercial use. They are designed to prevent items secured with them from being easily removed or opened and are popular because of their low cost and the fact that you don’t need special screwdrivers to install them.
Where are spanner screws used?
Spanner Screws are commonly referred to as “Snake Eye” because of the two dot drive system. Spanner security screws are used for securing materials from being tampered with, such as gutters, license plates, grills in jails, schools, boats and cars. They are also used in food prep and processing areas.
What screwdriver is also known as snake eyes?
What kind of screw has a square hole?
What is a Robertson Screw or Robertson Head Screw? Most of us call Robertson screws “square drive” or “socket head” screws. They were invented by Canadian traveling salesman Peter Robertson around 1906.
What type of screw has a square hole?
A Robertson screw has a square-shaped indention and requires a matching driver head. There are two types of hex screws: An Allen screw has a hexagonal indent in the head, requiring an Allen wrench, and the other type has no indent in the hexagonal head and must be applied or removed with a socket wrench.
What is pozidriv screwdriver?
While a Phillips screwdriver has slightly tapered flanks, a pointed tip, and rounded corners, a Pozidriv screwdriver has parallel flanks, a blunt tip, and additional smaller ribs at 45° to the main slots.
How do you measure a clutch bit?
You can check size by measuring the maximum diameter in inches of the slot. The bits fit in your power drill or a hand screwdriver that accepts interchangeable 1/4″ hex bits.
What is a snake-eye security bit?
Spanner (Snake-Eye) security bits are used for making installations more secure. By adding an unconventional drive stile in public areas, they are much less likely to be vandalized or tampered with on a whim. Spanner screws can be seen commonly on public applications such as: Bathroom dividers and Public Art Displays.
What is a spanner security bit?
While spanner security bits are one of the best security drive styles around for adding extra security to applications, they do have a big downside. A Spanner bit has two teeth that are inserted into the drive recess for fastening. Due to this style, all of the torque is generated by the force on those two points.
What is a tamper proof security bit?
Tamper Proof Security Bits. Spanner bits have to points that stick out and insert into holes on a spanner drive fastener. Made from Black Alloy Steel. Used mostly in areas where tampering may occur. Commonly found in public bathrooms or on public art.
What is a spanner security drive style?
The spanner security drive style is a security drive style. It is called a security drive style because it has an unconventional driving method. The spanner security style uses two points on the bit that sit into the recess of the fastener head. This makes if very difficult to remove or tamper with without using the proper bit.