AH Fixings | Screw Specification
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Use our AJAX fastener specification options to build your custom requirement.

   CTK        021     G12    P14          HWH            DP3

Series

CTK - CarbonTek

BTK - BiTek

STK - StainTek

Coating

011 - Zinc Plated

012 - Yellow Zinc

021 - Ruspert 500

022 - Ruspert 1000

023 - Ruspert 1500

031 - Class 3

041 - Class 4

304 - Stainless A2

316 - Stainless A4

410 - Stainless A10

Guage

#6 - 3.5

#8 - 4.2

#10 - 4.8

#12 - 5.5

#14 - 6.3

#16 - 7.2

Thread Pitch

P 10

P 11

P 14

P 16

P 24

Head Profile

NYT - Nylon Head 12

NYH - Nylon Head Hex

HWF - Hex Washer Flange

HWH - Hex Washer Head

HXH - Hex Head

WFR - Wafer Head

PAN - Pan Head

CSK - Countersunk Head

BUT - Button Head

BUG - Bugle Head

Drill Point

STP - Self Tapping

RDP - Reduced Drill Point

DP3 - Drill Point 3

DP5 - Drill Point 5

DTP - Duo Tap

T17 - Type 17

Select the heading to learn more about each feature

Additional Options

Shank Features

Partial Thread

Double Thread

Mid Wing

Tip Wing

Shank Guard

Harpoon Thread

Drive System

Hex

Philips

Pozi

Square

Slotted

Torx

Tri-wing

Washers

14mm EPDM

16mm EPDM

19mm EPDM

Skylight Dome BAZ

Round Cut

Cyclone Lock

Saddle

Head Features

Serrated Head

Stainless Pressed Cap

Nylon Cap

Powder Coated Head

These are just a few of the usual options we get requested for. If you have a slightly different

requirement get in touch with us to discuss. Remember we manufacture to your specification.

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