Description / Price
Four-edged carbide hammer drill bit with SDS-Plus holder, type 'Zentro,' drilling diameter 16 mm, total length 310 mm, working length (max depth) 250 mm. Four edges (2 main edge and 2 auxiliary edges in solid carbide piece), precise drilling thanks to centering point, no pre-drilling required. Compared with 2-edged drills, has increased durability and reduced risk of fracture, particularly at rebar contact in concrete. 4 spirals for the removal of drilling dust. Certified with PGM-seal (Masonry Drill Bit Certification) and approved for heavy-duty rawl plugs/dowels. Original packing slip pocket with label 'PROJAHN' (photo is similar to actual, but currently is no actual product photo with scale ruler available, please try to use the photos on the right side). >>> Price
High-quality tool for professional use in rotary hammers up to 5 kg. For assembly of Heavy Kits in WDVS up to 12 cm insulation thickness with reinforced / non-reinforced concrete, masonry, natural stone, and similar materials. In hollow bricks, aerated concrete, and possibly even in normal 'bricks' -- drill without percussion function. Not for wood. Cleaning drill holes with a hole brush and blower allows for high adhesive forces and is essential for professional bonds with mandatory composite mortar. Please refer as needed to our general information on hammer drill bits.
With prolonged use (many holes), additional grease must be used for proper lubrication of the drill chuck.
Merchandise of PROJAHN, 'Made in Germany' by DreBo / Bayern