drilling bits is a good diamond tool,
used for drilling all kind stones.
drilling bits is same as diamond core bit.
51mm
Supply Ability: 1000 Piece/Pieces per Month
Payment Terms: L/C,T/T,Western Union
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OD51mm drilling bits is one kind of diamond tool, used for drilling stone, with fast drilling and long life, turbo segment.
Diameter: 51mm
Length: 83mm
Thread size, 1/2 shaft without thread
Delivery time: Around 30days