There is a round hole in the end of the square head that gives clearance for the air vent screw, so the plug can be removed without damaging the screw. For security, use of Google's reCAPTCHA service is required which is subject to the Google Privacy Policy and Terms of Use. Don’t forget to also take advantage of Amtech’s free product advice service – see pack for more details. We have access to a wide range of fittings, products, equipment and technology solutions for plumbers and heating engineers - Public and Trade sales welcome.

Read more about the condition New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging is applicable). For these you need a 13mm hex tool and the Britool E113925B 13mm Short Arm Hexagon Key is one such tool that is virtually the same physical size as the C3155 but is 13mm AF.

Ok for light use - the square end snapped off when I tried to remove a well rusted air vent where the bleed screw was bust. The other, square, end is for for 3/8 inch (10 mm) square section radiator vent plugs (the plug which has a bleed screw in the middle), and blanking plugs with the same square recess. The 103 third parties who use cookies on this service do so for their purposes of displaying and measuring personalized ads, generating audience insights, and developing and improving products. If the item comes direct from a manufacturer, it may be delivered in non-retail packaging, such as a plain or unprinted box or plastic bag.

Although a majority of our deliveries are completed within 48 hours, there might be occasional extensions up to 5 working days due to unforeseen Royal Mail operations or other exigencies. DK Tools Limited is the company behind the Amtech brand and we began over 30 years ago as a small, family-run market stall in West London. You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice.So there I was, innocently doing a bit of plumbing, and before I knew it, I discovered quite to my surprise that my tail was stuck in the radiator!