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Brownells

Allen, Phillips & Square Bit Sets - Magna-Tip Allen Bit Set

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Standard 1-inch

1/4-inch hex shank

Allen Bit

Set includes all ten 185

Phillips Bit

Set includes #0, #1, and

Square Bit

Set includes 1/16-inch, 3/32-inch, 1/8-inch,

Phillips Bits

Are not anti-cam

$29.99
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SKU: 080185185

Overview

This bit set is built for handling common fasteners found on firearms and around the shop, with Allen, Phillips, and square-drive options organized in one Magna-Tip system. The standard 1-inch bits use a 1/4-inch hex shank, making them suited to compatible drivers and routine maintenance tasks. Phillips bits are noted as not anti-cam, so careful pressure is important when working on screws that need a secure fit. The square bits add coverage for square socket screws used in RVs, cabinets, and similar applications, including the 1/8-inch size mentioned for newer Remington butt plates.

Why Hunters Choose the Brownells

Includes All

Ten 185-series Allen bits listed

Standard 1-inch

1/4-inch hex shank fit common

Phillips Set

Covers #0, #1, and #2

Square Set

Includes four sizes, including 1/8-inch

Master Kit

Combines Allen, Phillips, and Square

Key Features

  • Standard 1-inch long bits with 1/4-inch hex shank.
  • Allen Bit Set includes all ten 185 series bits listed in the MAGNA-TIP chart.
  • Phillips Bit Set includes #0, #1, and #2 Phillips bits.
  • Square Bit Set includes 1/16-inch, 3/32-inch, 1/8-inch, and 9/64-inch square bits.
  • Phillips bits are not anti-cam.
  • 1/8-inch square fits newer Remington butt plates.

Best Used For

  • For hunters maintaining rifles with Allen, Phillips, and square-drive screws
  • For workshop use on RV, cabinet, and other square-socket fasteners
  • For users needing a compact bit set with standard 1/4-inch hex shank
  • For owners of newer Remington butt plates requiring 1/8-inch square fit

Specifications

18 In Square FitNewer Remington butt plates
Allen Bit Set IncludesAll ten "185" series bits listed in the MAGNA-TIP(R) chart
Bit Length1 in (2.5 cm)
Hex Shank1/4 in (6.3 mm)
Other Bit Master Kit IncludesAllen, Phillips, and Square bits
Phillips Anti CamNo
Phillips Bit Set Includes#0, #1, and #2 Phillips bits
Square Bit Set Includes1/16 in, 3/32 in, 1/8 in, and 9/64 in square bits
Square Socket Screw UseRV's, cabinets, other places

Pros

  • Includes all ten 185-series Allen bits listed in the MAGNA-TIP chart.
  • Standard 1-inch bits with 1/4-inch hex shank fit common drivers.
  • Phillips set covers #0, #1, and #2 sizes for varied fasteners.
  • Square set includes four sizes, including 1/8-inch for newer Remington butt plates.
  • Master kit combines Allen, Phillips, and Square bit sets in one package.

Considerations & Trade-offs

  • Standard 1" (2.5 cm) bit length and 1/4" hex shank may not suit tasks that call for longer reach or a different drive format.
  • Phillips bits are explicitly not anti-cam, so they require careful pressure and fit to reduce slip during use.
  • The set is organized around Allen, Phillips, and square-drive sizes; it does not cover other specialty fastener types.
  • Square bits are useful for square socket screws, but the included sizes are limited to the listed range.

Suggested Comparisons

  • Gun maintenance and gunsmithing screwdriver bit sets
  • Magna-Tip bit sets and accessories
  • Phillips, Allen, and square drive bit sets
  • Compact hex-shank bit kits

Suggested Accessories

  • Bit storage case
  • Screwdriver handle
  • Gunsmithing bench block
  • Small parts organizer

Frequently Asked Questions

What comes in the Magna-Tip Allen Bit Set?

The Allen Bit Set includes all ten "185" series bits listed in the MAGNA-TIP(R) chart.

What size shank do these bits use?

All of the bits are standard 1" (2.5cm) long with a 1/4" (6.3mm) hex shank.

Are the Phillips bits anti-cam?

No. The product description states that the Phillips bits are NOT anti-cam.

What sizes are included in the Square Bit Set?

The Square Bit Set includes 1/16", 3/32", 1/8", and 9/64" square bits.

What is the "Other Bit" Master Kit?

The "Other Bit" Master Kit includes the Allen, Phillips, and Square Bit sets.