Stock 0.6mm Shank 3.175mm Micro Tungsten Carbide Drill Bit Set for PCB Drilling

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Zhuzhou Up Cemented Carbide Co., Ltd.

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0.6mm
Customized
DIN
Taper-length
Center Drill Bit
Cobalt Steel Alloys
91.8hra
3500MPa
3.175mm(-0.005~0)
38mm
0.6mm
ZZUP
25kg. Carton
diameter 3mm*36mm
Zhuzhou, Hunan, China
820900100
Product Description
stock 0.6mm shank 3.175mm Micro Tungsten Carbide Drill Bit Set for PCB Drilling
stock 0.6mm shank 3.175mm Micro Tungsten Carbide Drill Bit Set for PCB Drilling

Products description

1. Grade: YL10.2,YG10X,YG12X,YG15,YG20,YG10,YG8,YG8 etc.
2. diameter from 0.3mm~100mm,
3. length from 10mm~1000mm
4. tolerance for diameter (.-0.05~+0.05),tolerance for length (0~+0.2mm).
5. also can make angles of tips are 30º,60º,90º
Product Name
stock 0.6mm shank 3.175mm Micro Tungsten Carbide Drill Bit Set for PCB Drilling
Material
tungsten carbide
Color
grey
Standard
DIN GB ISO JIS BA ANSI
Grade
YL10.2,YG10X,YG12X,YG15,YG20,YG10,YG8,YG8 etc
Brade
ZZUP
Grain size
0.6um
Used
for milling 45HRC,50HRC,60HRA metals


 
Products Show




 
Grade specification
 
Grade
Density(g/cm3)
Hardness
(HRA)
T.R.S (MPa)
Grain size       (μm)
Composition
         (%)
Equal to ISO
YU1214.1~14.15.≥92.5≥40000.2~0.512% CO 88% WCK40~K50
YL10.2
14.4~14.6
≥92.2
≥4000
0.6~0.8
10% CO 90% WC
K20~K30
YG6X
14.85~15.0
≥92.0
≥3860
0.8~1.0
6% CO 94%  WC
K05
YG15
14.0~14.1
≥85.0
≥2800
1.2~2.0
15%Co 85% WC
K30~K40
YG10
14.5~14.6
≥85.5
≥2600
1.2~2.0
10%Co 90% WC
K20
YG8
14.65~14.85
≥89.5
≥2320
1.2~2.0
8% CO 92%
WC
K20
YG6
14.85~15.05
≥90.0
≥2150
1.2~2.0
6% CO 94%
WC
K10



sizes and polished details
Diameter(mm)Length(mm) grinding and polishing 
0.3~1.05~330h6,h7,H6 or H7
1.0~3.05~330h6,h7,H6 or H7
4.0~805~1000h6,h7,H6 or H7



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