• Model NO.：34mm button bit
• Tooth No.：7 Buttons
• Head Dia.：34mm
• Degree：7, 11, 12 Degree Could Be Customized
• Colour：Golden, Red, Black Could Be Customzide
• Package：50PCS in a Wooden Box
• Weight：16-22kg,Box
• Button Material：ZK05 hard alloy
• Transport Package：Plywood Case
• Specification：34mm, 7 tooth
• Trademark：NONE
• Origin：China
• HS Code：8207199000
• Production Capacity：5000PCS,Month

Rock GradeHardness LevelTypical RockF gradeApplicable                    button bitIThe hardestthe hardest and compact quartz, basalt and other special hard rocksf=20The best qualityIIstrong hardvery hard granite&quartz porphyry&siliceous schist, hard quartz,  the hardest sandstone &limenstone rock f=15The best or                 high end qualityIIIvery hardcompact granite, very hard sandstone&limestone, quartz vein, hard conglomerate, very hard iron oref=10High end or NormalIIIavery hardhard sandstone, limestone, marble,  dolomite,  pyrite ore, not hard granitef=8Normal IVhardnormal sandstone, iron oref=6Normal IVahardSandy shale, shaly sandstonef=5Normal Vmiddel hardhard pelitopsammite, not hard sandstone and limestone, soft  conglomeratef=4Normal 

Product Description

Thread standard(mm)(in)351  3/8R22 R25 361 13/32R22 R25 R28381  1/2R22 R25 R28 R32431 11/16 R25 R28 R32451 3/4 R25 R28 R32481  7/8R32512R32642  1/2R38 T38763R38 T38 T45893  1/2R38 T38 T45 T511024T45 T51 ST58 SD601154  1/2T51 ST58 SD601275T51 ST58 SD601405  1/2T51 ST58 SD601526T51 ST58 SD60

  we can guarantee all our product:

(1) Direct factory wholesale price, price is cheaper than trading companies.

(2) Strict Quality Control Department, each piece bit need to be checked.

(3) Accept custom order. can special make for you.

(4)  Focus on the quality.We seek long-term interest.

(5)Welcome small orders, our Min Quantity Order is 1 piece.

(6) All bit are made by skilled workers and advanced technology, we have more than 20 years' experiences, so you must be satisfied with our super quality.
Our products for other clients

Match with B22 drill rod