Purchase Qty. Reference FOB Price
20-499 kg US$66.10
500-999 kg US$60.00
1,000+ kg US$54.60
Product Description
YG15 K040 34*10*18mm tungsten carbide mining drill bits tungsten carbide button has superior wear resistance and impact toughness, and similar products with higher speed of drilling and digging.Series of ball tooth bit passivation using cycle is long, not to grind the life span of about the ...