Allen Key Vs Bolt Size Chart

Allen Key Wrench Size. Size Equivalence Chart by Vaughn Aubuchon.


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Length is measured from under the head to the end of the bolt.

Allen key vs bolt size chart. Bolt Size Bolt Dia. In Normal Fit in Close Fit in Loose Fit in 0. We have given a table for your easy selection of proper size of tools.

In some cases you may want to try using a size larger than the one recommended in the chart to see if it fits. Not all sizes are available in ALL materials please refer to relevant material section. TOOLS FOR HEX HEAD BOLTS AND SOCKET HEADS METRIC TOOLS FOR HEX HEAD BOLTS AND SOCKET HEADS Diameter 14 516 38 716 12 916 58 34 78 1 18 1 14 1 38 1 12 1 34 Wrench Size 716 12 916 58 34 1316 1516 1 18 1 516 1 12 1 1116 Hex Key Size 316 14 516 38 38 716 Diameter M16 MIO M12 M14 M16 M18 M20 M22 M24 M30 Wrench Size 7 mm.

Sizes of Allen wrenches Allen wrenches. Stainless Steel Allen Bolts Size. Hex Square Triangular Oval Knurled etc.

Keep in mind that wrenches made from stainless steel wont corrode or. It is designed to help you in the workshop and use a proper Allen wrench when needed. In general smaller fasteners have finer thread so they have lower thread pitch.

When you reference the hex key conversion chart above do be aware that using a smaller size bit will increase your vulnerability for stripping the hardware. Use the dimensions of your bolt to determine the appropriate size nut. Most Allen wrenches have the size stamped clearly on the side of the tiny angled tool.

Hold onto your Allen key size chart in mm or metric as using the wrong size Allen key on your hex bolt could easily strip the inside. It is the manufacturers guide where you can learn how to measure Allen key size when the writing has gone. 0050 3 4-40 UNC 0.

Common Metric Hex Key Sizes. Thread metric d thread length b head diameter dk min dk max head high k min k max key width s nominal s min tmin. Allen keys are identified as being either metric-sized keys in millimeter sizes or SAE Imperial sized keys in fractions of an inch or decimal equivalents.

564 8-32 UNC 2 3. M3 25 22 56 18 609-562 M4 3 248 63 20 609-556 M5 4 276 70 25 734-911. Hole Sizes 1-24 Thumb and Wing Screws 1-25 to 1-27 B7 Studs and Nuts Stud Bolts for Pressure-Temperature Piping 2-1 General Purpose End-to-End Studs 2-2 Tap End Stud Bolts 2-3 Double End Stud Bolts 2-4 Bolts Hex Cap Screws Finished Hex Bolts 3-1 Wrench Openings for Square and Hex Bolts and Screws 3-2 to 3-3.

Standard Allen Key Socket Cap Bolts. 14 - 20 10 - 24 8 - 32 6 - 32 516 - 18 38 - 16 716 - 14 12 - 13 916 - 12 14 - 28 10 - 32 516 - 24 38 - 24 716 - 20 12 - 20 916 - 18. Dimensional table of Allen DIN 912 Bolt.

An Allen key size chart is frequently included with self-assembled furniture such as infant cribs outdoor swings or computer tables. The right tools is different the Torx sockets for External bolts and Bits for Internal screws. Need decimal equivalents of the common inch fractions.

10-24 UNC 4 5. We have given a table for your easy selection of proper size of tools. The inch or millimeter size may have rubbed off with use or may be entirely too small to read.

11320 FM 529 RD BLDG F HOUSTON TEXAS 77041 TEL 713 896- 1166 FAX 713 896-7879 Tool Size Chart Inch Fasteners Metric Fasteners Wrench Sizes in Hex Key Sizes in Wrench Hex Key Sizes mm Diameter Hex Heavy Hex Diameter Socket Diameter Hex Socket 14 716 1 116 M3 550 250. Stainless Steel Allen Bolts Diameter. Most manufacturers will publish an Allen key size chart.

Hex Square Round Hex flange Flat T-head Triangular etc. Metric Stud Bolt To Nut Size Chart. The bolt chart provides both US and metric stud sizes.

0028 0 1. Screw Size vs Allen Key Sizes. 116 works in place of hex size 15 mm which isnt included in most sets.

Tapered Socket Cap Bolts. 4 - 40 916 12 716 38 516 14 10 8 6 4. This Allen wrench size conversion chart converts metric-sized wrenches to standard-sized wrenches and shows which wrenches are roughly interchangeable.

24 25 27 30 32 36 42 and 46 mm. 2 We use Allen key or Hex key Allen keys or Hex keys - two are same but name is different in different countries for Allen bolts CSK bolts Button Head bolts and Grub screw Set screw. Allen wrench size chart explained below consists of the hex size suitable long arm length and also short arm length.

Our metric stud bolt to nut table is meant to help determine the correct size bolt or nut for your purpose. Stainless Steel Allen Bolts Length. 2 We use Allen key or Hex key Allen keys or Hex keys - two are same but name is different in different countries for Allen bolts CSK bolts Button Head bolts and Grub screw Set screw.

Of these sizes some of the more popular ones are 25 mm 3 mm 4 mm 5 mm 6 mm 8 mm 10 mm. Allen WrenchKey Size Charts Allen wrenches are available as individual keys of a given size but are also sold in sets that contain a range of standard sizes. Hex key size inches set screws cap screws.

Allen Key Size s. There are two kinds of Torx fasteners External and Internal. In addition to the precision sizes mentioned above the common metric Allen wrench sizes are 15 mm 2 mm 25 mm 3 mm 4 mm 45 mm 5 mm 55 mm 6 mm 7 mm 8 mm 9 mm 10 mm.

Design properties for metric hex bolts Typical coarse pitch thread Dimensions Hole diameter d 0 mm Areas Tensile resistance F tRd kN Shear resistance per shear plane F vRd kN Bearing resistance per mm of connected plate thickness F vRd t kNmm for e 1 3d 0 e 2 15d 0 p 1 375d 0 p 2 3d 0 Punching resistance per mm of plate thickness under bolt or nut B pRd t. Screw Size Thread Size Allen Key Size Required A Length Inches A Length mm B Shortest Length mm RS Hex Key Part No. Screws 6 inches and shorter are fully threaded.

Hex Key Size. The table below shows metric Allen key sizes and dimensions for corresponding socket cap screws based on Din 912 standards on thread sizes M3-M24. Torx Internal and External Screw and Star socket Size Chart Click Photo to Download PDF File Tien-I manufactures Star Sockets and Star Bits Sockets according to international standards.

Definitions of terms are located below the chart. 14 rows Screw Size. Not using the exact size hex key is NOT ADVISED because stripping rounding of.

In this case an Allen wrench or hex key chart can make finding the right size for your socket head much easier. Thread Diameter Size. 116 5 6-32 UNC 1.

Metric hex keys are sometimes designated using an M followed by their size in millimeters for example M6 for 6 mm across flats which can cause confusion due to similarity with the ISO M nomenclature for metric screws. For example a thread pitch of 15 means that the distance between one thread and the next is 15mm.


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