1.Strengthened drill bits
2.Diameter: 26 - 300mm
3.reinforced concrete and granite and others
Minimum Order Quantity: 100 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Month
Payment Terms: L/C,T/T
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Features:1) Strengthened drill bits
2) Diameter: 26 - 300mm
3) Suitable for drilling or sampling high particle sized reinforced concrete and granite and others