E - Fixed Constructions – 21 – B
Inventor
E - Fixed Constructions
21
B
Inventor
Country: United States Of America
Arcuate-shaped inserts for drill bits
Arcuate-shaped inserts for drill bits
Bowed out chisel insert for rock bits
Cutter element with non-rectilinear crest
Hardfacing on steel tooth cutter element
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Profile ID: LFCA-PAI-P-1072414