Berger BG1920 crown, carbonate assembly by concrete and brick, SDS+, 45 x 50 mm

Crown Cute in concrete and brick assembly, a spiral shape of the case.

Crown diameter 45 mm,

the depth of the cut 50 mm,

the threaded connection of the crown M22,

number of incisors: 5

reinforced incisors of solid carbide-volframed alloy VK85 with hardness 89-90

HRC, steel case 45,

the length of the holder is 120 mm, the shank SDS+

holding with a groove for a wrench 22 mm.

a centering drill of steel 45 with a cutter from the alloy VK85

Diameter of the drill 8 mm,

the length of the drill 110 mm, the conical connection,

wedge 75 mm,

tp 010/2011, DIN EN 13236: 2011

High -quality Crown Crown of Concrete and Professional Brick, complete with complete equipment: SDS+Certificate, centering a drill and wedge for knocking out a centering drill from the holder

designed for intense work when drilling holes In concrete, brick, masonry, silicate brick, limestone, limited in natural and artificial stone and granite during construction and repair work

it is used both with professional models of perforators and domestic drones in stress drilling mode without forced cooling

reinforced incisors of solid carbide-volframed alloy VK85 with a hardness of 89-90 HRC, installed asymmetrically, at a negative angle of 7 ° to reduce dynamic loads