BOSCH CO 2155 7/16" COBALT DRILL BIT

Find M257248DGW Cone Part Number the discount BOSCH CO 2155 7/16" COBALT DRILL BIT online JiNan Hope Hydraulic Co., Itd you need . We offer ... If you check out M257200 Series our large selection of BOSCH CO 2155 7/16" COBALT DRILL BIT once .

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Product Details

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
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Company Profile

Worktime 9:00-18:00(Beijing time)
Phone 0531-8299 9953
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