Classic Fasteners Logo

Home
Catalogue
Fastener Packs
Specials
Contact Us
Technical Data
Links

Technical Data

The information below is largely in PDF file format to view or print these files you need to have Adobe Acrobat Reader 5 or above installed on your computer. Get Acrobat Reader 5
This free software is available by selecting on the adjacent link.

bullet

Across flat dimensions of hex headed bolts

bullet

British standard cycle thread data

bullet

Convert screw diameter to gauge number

bullet

Tapping drill sizing

bullet

How to identify threads
A few words to help you identify screw thread types.

bullet

James Glen Pty Ltd training manual
I highly recommend having a look at this manual, it covers many aspects about fasteners, including strength, identification, plating types, manufacturing processes to name a few. Beware though, it does take a while to download.

bullet

Number and letter drill equivalent metric drill Sizes 

bullet

Schrader tyre valve data

bullet

Thread identification charts
Use these two charts to identify thread type knowing diameter and thread pitch

bullet

TPI vs Pitch (mm)
Two charts to convert tpi to pitch (mm) and pitch (mm) to tpi.

bullet

Wood and self tapping screw drill chart
Suggests size of hole to be pre-drilled prior to using the these screws.

If anyone finds an error in any of the above data please let me know so that corrections can be made.

If there is some thread related data that you would like to know that is not listed please feel free to contact me and I will endeavour to help.

 

 

CLASSIC FASTENERS
PO Box 187
Welland SA 5007
Australia
Tel: +61 8 8346 9838
Fax: +61 8 8340 9898
E-mail: nuts@classicfasteners.com.au