zünder by delkotools delko tools zunder drywall taper by delko tools the zunder drywall taping tool has a unique doubled ended delko applicator for taping both flats and inside corners. without tools or messy change outs - you can use the zunder to apply joint compound and tape simultaneously on flat joints, internals corners and square sets in minutes eliminating messy and time consuming adjustments. features: manufactured from durable polycarbonate abs. double ended delko applicator attachment. two adjustable soft grip handles, for right or left handed use. accessible, compound flow adjustment dial. single clip design for fast access for loading and cleaning. holds rolls of joint tape up to 150m / 500 feet. designed to be used with paper tape or fibafuse paperless fiber joint tape. tool weight (empty): 1.3kgs* high capacity: 2.2l / 2.5kg* mfr: delko tools mpn: dt-ahz