Q&A

What are cone drill bits used for?

What are cone drill bits used for?

A roller-cone bit is a drill bit used for drilling through rock, for example when drilling for oil and gas.

What is a Robertson bit?

A Robertson screw, also known as a square or Scrulox screw drive, is specified as ANSI Type III Square Center and has a square-shaped socket in the screw head and a square protrusion on the tool. Both the tool and the socket have a slight taper.

What are the different types of screw bits?

Most Common Screw Driver Bit Types

  • Phillips Bits.
  • Pozidrive Bits.
  • Slotted Bits.
  • Torx Bits.
  • Tamperproof Torx Bits.
  • Internal Hex Bits.
  • Square Recess Bits.
  • Nutsetters.

What is the difference between a fixed head bit and a roller cone bit?

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Fixed cutter bits can be either polycrystalline diamond compact (PDC) or grit hot-pressed inserts (GHIs). Roller cone bits can be either tungsten carbide inserts (TCIs) or milled tooth (MT). Fixed cutter tools are meant to cut the rock, while roller cone ones act more by crushing.

How do I know which screw bit to use?

For the layman that just wants to screw, look at your screw head. Find the shape that matches your pattern, work your way down from the largest size until the bit just fits. Do not make the mistake of choosing a bit that just fits, it may be too small and will slip causing damage to the screw head.

What type of drill bit is used for metal?

Cobalt drill bits are used for drilling hard metal and steel. They dissipate heat quickly and are highly resistant to abrasions, making them better for drilling into hard metals than black oxide- or titanium-coated drill bits.

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What is a flat head screwdriver bit used for?

Armed with one single slot in which to drill in the usually flat head screw, flat head screwdriver bits are commonly used for the construction of the tables, chairs, cabinets, and other household furnitures that beautify your home.

What are high carbon steel drill bits used for?

High Carbon Steel drill bits serve as a better alternative for drilling through solid metals, hardwood boards, and all other seemingly impenetrable surfaces. Your money is well spent when you purchase high carbon steel drill bits, for they promise longevity and durability.

What kind of drill bits can I use to drill wood?

Flat head screwdriver bits can be operated on a manual screwdriver, or an electric one, and can only be used to drill a flathead screw through wood and walls. 7. Twist Drill Bits Twist bits, or twist drills as they are commonly called, are tools usually used by your repairmen in your home reparations.

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What is a spade shaped drill bit?

As its name suggests, this spade shaped drill bit is equipped with a flat blade, and two cutters which helps centralize and secure its drilling position. A fairly moderate sized instrument, the spade bit has a diameter of 1 1/2 inches, and is used mostly by woodworkers.