BOSCH CO 2155 7/16" COBALT DRILL BIT - JiNan Hope Hydraulic Co., Itd

✖

Home

Stock Categories

Quality Control

Siemens Module

Japan NACHI Hydraulic Pump

Solenoid Directional Valves

Home>Products>BOSCH Hydraulic Pump>BOSCH CO 2155 7/16" COBALT DRILL BIT image

BOSCH CO 2155 7/16" COBALT DRILL BIT image

Back to product page

BOSCH CO 2155 7/16" COBALT DRILL BIT Systems

Series:M257200
Cone Part Number:M257248DGW
Design Units:Imperial
Cage Type:Stamped Steel
db - Cone Backface Backing Diameter:12.8 in
C1 - Dynamic Radial Rating (1 million revolutions)1:251000 lbf
C0 - Static Radial Rating:481000 lbf
d:12.0040 in
B - Double Cone Width:5.0625 in
R - Cone Frontface To Clear Radius2:0.130 in
da - Cone Frontface Backing Diameter:12.8 in
Ab - Cage-Cone Frontface Clearance:0.14 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:65000 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:437000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:113000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:35500 lbf
K - Factor7:1.83
Cg - Geometry Factor8:0.169

Now our products are exported to lots of countries in the world, such as Mid-east, Europe, America, South America and Southeast Asia, etc. In some area, our products even cover over 50% of the market share.

Welcome to contact us any time!

skype:heyabc

Email:[email protected]

Contact Us

JiNan Hope Hydraulic Co., Itd: Email[email protected]; AddressTianqiao, Beiyuan District, Jinan，Shandong; Phone(Working Time)0531-8299 9953; Fax

Send Now