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Speedmade is one of the most professional dth hammer bits manufacturers and suppliers in china. if you're going to buy customized dth hammer bits made in china, welcome to get quotation from our factory. for more information, contact us now.

Our high-performance percussive drilling tools include threaded and tapered drill bits, dth hammers and bits, extension and tunnelling rods, integral and tapered rods, shank adapters and other drill tool accessories. down-the-hole (dth)

73mm, 89mm, 91mm, 114.3mm, 139.7mm nw hw casing pipe. description: 1. our nw hw pw casing tubes are of the highest quality ,are manufactured to exacting specifications using advancing maching technoogy. 2. they are manufactured from seamless steel tube by cold drawn.the material is xjy850/30crmnsia which meets the global standard. 3.

9/16 to 1-1/4", 118° point, oxide finish, high speed steel reduced shank drill bit set 10 piece, standard point, 6" oal, 1/2" shank diam msc# 02387587 hertel in stock

We're an enterprise that export Export core drill bit to China, we're approved by the relevant state registratio. Major Export core drill bit and sell to many regions in China, solution out there upon request. We have the spirit of "customer 1st, honesty first" principle, having a variety of enterprises established long-term cooperative partnership.


We are suppliers of all type of Export core drill bit moved in industry for good sales, we've Export core drill bit type and specification's that will suit our customer's satisfaction. We've got also attached Export core drill bit samples and also other of our desires together with the above attached catalog sample.

We Export

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