20 PCS combination drill bit set
Recommended by CCCME
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variety of products, antifriction,wearable,antifriction,wearable,excellent quality and reasonable pricemanufacturing precision,excellent quality and reasonable price
The products are made of HSS and CRV. The product has stable performance and high durability. After fine treatment, quality assurance. Precision manufacturing, effective drilling can remove debris, stable structure. The product can support customization.