Once the brick is freed and removed, clean off any remaining mortar with the cold chisel and clean the dust and old mortar away with a brush in the same way when raking out any other mortar. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page. Most cold chisels are made from steel, but some tools are manufactured from beryllium copper, particularly in preparation for situations involving the use of non-sparking tools. Heller SDS-plus Power Chisels – Heller 19624 6, This 6 x 250mm tungsten carbon SDS-plus mortar chisel from Heller is ideal for removing and cleaning joints and brickwork.

Chisel Types and How to Use Them - RS Components A Guide to Chisel Types and How to Use Them - RS Components

When using an angle grinder to cut the old mortar use the disc guard as your guide to the correct depth or use a depth gauge attachment so that you keep the depth level on all the joints.To make a small indentation when working with wood, the chisel should be positioned at a 90-degree angle. If you remove less than 15mm of old mortar, any new mortar will not have enough surface to bond fully and will fall out in a matter of months and you will need to redo the job again. Raking out the joints to this depth should remove all the old exposed and weathered mortar, whilst leaving a good solid base to work with. That’s why our jobsite solutions teams and product management teams spend every day talking to them.

Chisel - Bosch Professional SDS plus Spade Chisel - Bosch Professional

If you remove mortar to any more than 20mm deep, you can risk weakening the bond between the bricks. It is advisable to choose woodworking chisels featuring handles with metal striking caps for extended life and resistance to repeated strikes. Hirschmann N6R EF and N11R EF Round PG11 Cable Sockets – Hirschmann 932 630-106, An 11 + PE multipin round connector conforming to DDIN 43651 standard. Once the horizontal mortar is raked out using the angle grinder and cutting disc, I swap over to a 40mm x 8mm diameter mortar rake cutter.This type of mortar rake is really good as they create a lot less dust than a large diameter diamond cutting disc and can be used to get close to the edge of the brick giving a good, clean cut. Once the old mortar is raked out, the brick can be broken out using a cold chisel or plugging chisel and a lump hammer; carefully cut the brick out by breaking it up in place and removing the bits as you go.