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Hobson did you know flyer

Zinc Plated Type AB Self Tapper Range (Pan and Countersunk): Did You Know

A one-page Hobson Did You Know flyer for its range of zinc plated self tappers to ANSI B18.6.4 Type AB. It lists the part numbers, gauges, threads per inch and length ranges for four head and drive styles.

What this covers

  • Pan Phillips
  • Countersunk Phillips
  • Pan square
  • Countersunk square

For Self Tapping Screws.

Key things to remember

The essentials from this document in plain words. Check the full document before you rely on a figure.

  • All zinc plated, ANSI B18.6.4 Type AB thread.
  • Pan head Phillips: gauges 2 to 14 (T9PSZPP). Countersunk Phillips: gauges 4 to 14 (T9PSZCP).
  • Pan head square drive and countersunk square drive: gauges 6 to 10 (T9PSZPQ and T9PSZCQ).
  • Lengths are in inches, for example 8 gauge (18 TPI) pan Phillips 1/4 to 3 inch, 10 gauge (16 TPI) countersunk Phillips 3/8 to 3 inch.

Who it helps: Staff and customers matching a self tapper by gauge, head and drive.

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This document is published by Hobson Engineering, who supply this range to us. We show it here in full so you can read it next to the product; the summary above is ours. Read it on this page or download the PDF. For the most current version, ask us.
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