eBay shop | Our ratings | Other auctions | shipping | payment | Checkout SDS Plus Max extension M22 for core bits Extension for drill bits: Application: switch boxes, junction boxes, water, drain and heating pipes. Crown design: tough, solid crown body, stable, non-breakable harmetallic cutting edges. Advantages: hammer-impact resistant, quick drilling, increased drilling efficiency. Handy, lightweight design, easy and quick to mint construction Scope of delivery: Drill bit depending on the selection SDS extension If there is no extension, only the core bit is delivered. Click on an image to enlarge it Checkout payment shipping refund policy guarantee imprint eBay shop | About us | refund policy | guarantee | shipping | payment | imprint.