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Coal gas drainage

(140 products available)

113mm four wings PDC concave drill bit PDC drag bit PDC blade bit for coal mining

$84.60-$92.70
Shipping per piece: $9.67
Min. Order: 10 pieces

133mm four wing PDC concave drill bit PDC drag bit for coal mining

Ready to Ship
$121.81-$133.99
Shipping per piece: $13.84
Min. Order: 10 pieces

127mm four wings PDC concave drill bit PDC drag bit PDC blade bit for coal mining

1200000521Ready to Ship
$75.00-$80.00
Shipping per piece: $7.74
Min. Order: 10 pieces

Chrome Mineral Sand Dredging Slurry Pump Factory China

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$689.00-$779.00
Min. Order: 1 set

Water Injection rubber isolate Packer/pneumatic inflatable openhole packer for water test and grout injection

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$138.00-$150.00
Min. Order: 10 pieces

120mm ordinary four wings PDC arc bit PDC drag bit Blade bit for mining

Ready to Ship
$89.00-$109.00
Shipping per piece: $11.60
Min. Order: 10 pieces

7 1/2 inch three wings ladder PDC bits PDC blade bits for well drilling sumur bor

Ready to Ship
$188.00-$198.00
Shipping per piece: $10.10
Min. Order: 10 pieces

8inch four wings concave PDC bits PDC blade bit for mining sumur bor 1610 PDC Cutters

Ready to Ship
$450.00-$460.00
Shipping per piece: $8.70
Min. Order: 10 pieces