About Us

HLF is capable of producing various types and sizes of PDC Bits from 2" to 26".

HM Series – HLF Matrix Body Bits: 2" ~ 17 1/2"

HS Series – HLF Steel Body Bits: 2" ~ 26"

HLF has strong capability of development and design of PDC drill bits, which meets Customer special requirements of drill bits.


    Chengdu Huilingfeng Diamond Bit Co., Ltd.

    Tel: +86-28-8392 0891

    Fax: +86-28-8392 0830

    Email: hlf@cdhlf.com

    Address: Kowloon Road, East Industrial Area, Xindu District, Chengdu, Sichuan, China

    © 2019  Chengdu Huilingfeng Diamond Bit Co., Ltd.   All rights reserved.


Scan to follow us at WeChat