China Factory Customized Screw Second Punch M2 / M42 / HSS Screw Head Punch Hexagon Socket Punch
Product Description
Material:
M42(H59)>M35(H55)>M2(H9)
H9(M2)
Chemical Composition
C
Si
Mn
P
S
Cr
Mo
V
W
Content (%)
0.85
0.33
0.34
0.027
0.005
4.12
4.73
1.78
5.74
Cu
Ni
0.12
0.24
M42(SKH59)
Chemical Composition
C
Si
Mn
P
S
Cr
Mo
V
W
Content (%)
1.06
0.3
0.31
0.018
0.002
3.74
9.29
1.1
1.34
Cu
Ni
Co
0.07
0.29
7.97
Header punch standard:
JIS, ANSI, DIN, ISO, BS, GB, and NON-STANDARD . The common head style:
Flat head, pan head , oval head , binding head , round head, truss head, button head, pf head, cheese head, fillister head and so on . The common driver:
Phillips , Phillips and slot combination, slotted, hexagon, six-lobe (torx), six-lobe tamper , six-lobe/slot , pozidriv , square,
square/slot , Phillips/square, triangle and so on .
Surface Treatment:
Without coating,
With TIN coating-yellow coated,
With TILAN coating-black coated