Auto-Welded SDS PLUS/MAX Drill Bits Industrial Quality PGM
– High quality of alloy structure steel and automatically soldering with heat treatment furnace from Germany.
– Take high-temperature welding in 1200°C. Go with special grade tungsten carbide tip.
– straight shank with four（S4）or single grooves
– right hand cut
– SDS PLUS / MAX shank
Square (U),Diagonal(L),S4 flute are avaiable
single(“-“), Cross(“+”), ”W” tip are avaiable
– rock stone, hard stone, concrete, marble , concrete reinforcement
– tiles, granite and brick walls
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