
USA
8y34mm
4.8 ~ 5.5 / أحصل على آخر سعر
-
4.8
5000 Piece
one in PE bags, and 65pcs in a plastic box
5days when we have stock on your request size
50000 Piece per Week
-
-
1.Dia.:30~42mm rock drill taper bits
2.Type:taper bits
3.Taper bits for rock drilling
4.OEM your brand
Rock Drill Tapered Button Bits is suitable for H22mm and H25mm taper rock drill rods use. It have three taper connection: 7°, 11°, 12°. It's widely used for hard rock(f=8~18) drilling use.
1) Tapered connection: 7,11,12
2) Alloy steel:42CrMo
3) Suitable carbide tips:YK20
4) Cross bit diameter: 30-42mm
5)Technology:hot-pressing or welding
The information of the drill bit you
may like to know before
order:
1.Method of
payment:T/T(Telegraphic
Transfer)or Western Union or L/C at
sight.
2.Handing time for an
order:Based on order quantity,normally it takes 25 days
for production.only 2 or 3 days if we have stock on your request
size.
3.Shipping
way:Sample order,we suggest courier express like
DHL/UPS/TNT by air.Bulk order we suggest by sea or by
air.
4.Quality
control:We have our own experienced QC,there will be
strict inspection and testing for every order before shipping
out.
drill bit production
process:
1.raw
material-2.making bits body-3.making bit face-4.heat
treatment-5package.
About
us:
الشخص الذي يمكن الاتصال به: elma
الشركة:taizhou pulanka rock tool factory
عنوان:USA,
رقم الهاتف:
عرض رقم الهاتف
التليفون المحمول:
عرض رقم الجوال