What is PGM certificate for hammer drill bit and masonry drill bit?
Prufgemeinschaft, the PGM is an independent association which certifies hammer and straight shank drill bits since 1978.
He stays up the standards, and , checks products and policies of quality monitoring of the manufacturers. Drill bits have to meet the requirement of a strict specifications with the aim of allowing safe anchorings.
These controls carry among others, on the diameter, the centring of the carbide tip, the straightness of drill bits.
Certified drill bits are stamped with the PGM logo with the manufacturer number.
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