Hex Head Self-Tapping Screws with Captive Washer – 8g to 14g, 3/4" BZP (Acme)

Hex head self-tapping screws with captive washer — bright zinc plated steel screws with a free-spinning captive washer under the head and a sharp AB point that cuts its own thread in sheet metal and plastics. All 3/4" (19mm) long.

Head
Hexagon head with captive loose washer — drive with a nut driver or socket, no separate washer to hold

Point
AB self-tapping point for pre-drilled sheet metal, steel and plastics

Finish
Bright zinc plated (BZP) for corrosion resistance

Standard
BS 4174

Sizes
8g – 7mm head, 12mm washer (4.2mm thread)
10g – 8mm head, 15mm washer (4.8mm thread)
12g – 8mm head, 15mm washer (5.5mm thread)
14g – 10mm head, 18mm washer (6.3mm thread)
All 3/4" (19mm) long

Uses
Automotive body and panel work, sheet metal fabrication, cladding, cabinets and general repairs where a strong single-sided fixing is needed

Quantities available
Choose your size and quantity above — available in packs of 10, 25, 50, 100, 500 or 1000.

Also known as hex head Acme screws, SEMS self-tappers, sheet metal screws with washer, or (loosely) TEK screws.