Drilling/chiseling tool used for machining concrete, rock and masonry comprises a hard metal cutting element with a first and a second active region
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drilling
DE10360707A1
Rock drill used e.g. in hammer drills for drilling rock comprises a drill head having at its end a trapezoidal or X-shaped receiving groove for a cutting element
DE10260113A1
rock drill
DE10243403A1
Tool production method for making e.g. drill, milling cutter involves use of blank bar has diameter which is larger than diameter of conveying helix introduced in single operation
DE10208820A1
Hammer drill for processing concrete, rock and masonry comprises a tool head with a cutting body having a front face and a free surface which change into each other at breaking edges in a recess cut into the cutting body
DE10208628A1
chisel
DE10208633A1
Tool production method for making e.g. drill, milling cutter involves use of blank bar has diameter which is larger than diameter of conveying helix introduced in single operation
DE10208627A1
flat chisel
DE10208631A1
drilling
DE10208630A1
drilling
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Point chisel for drilling and hammering has pyramid-shaped chisel head with odd number of surfaces and cutting edges
DE10057124A1
Chisel for use with electro-pneumatic hammer drill has head and/or shaft with axial profiled apertures, ribs, or webs
DE10038039A1
Masonry drill bit/chisel has a shortened lateral cutter with structured cutting edges and cutting surfaces to give an improved centering action on the start of drilling into concrete or rock etc
DE10024433A1
Rock drill
DE10011108A1
Rock drill bit for a hammer drill has one or more spirals extending to the hard metal insert at the head with an increasing width to the spiral backs to take the groove for mounting the embedded insert in a robust fitting
DE10009732A1
Rock drill has drill head, spiral conveyor with main and subsidiary webs, conveyor edges, main and subsidiary cutter-blades.
EP1089922A1
Sales packaging
DE19923792A1
Drilling tool has slit for cutter in drill head which has further narrower deeper projecting recess to withstand stresses
