Seno New Arrival CNC Drilling Solid Carbide Spot Drill Bit Spot Drill 90 Degree with Coating

• Customized: Non-Customized
• Standard: DIN
• Length: Overlength
• Type: Center Drill Bit
• Material: Tungsten Carbide
• Usage: Metal Drilling
• Model NO.: HRC55 D3x75mm-90angle
• HRC Grade: HRC55
• Shape: Parallel Shank
• Coating Type: Tisialn
• Color: Bronzed
• Material Grade: K30
• Grain: 0.5um
• Working Material: General Steel/Stainless Steel/Cast Iron
• Tool Life: Durability and Stability
• Package: 1PC in One Box
• Stock Status: in Stock
• Customization: OEM/ODM
• After-Sale Service: Yes
• Transport Package: Carton
• Specification: 3*3*75mm
• Trademark: SENO
• Origin: China
• HS Code: 8207709000
• Production Capacity: 50000PCS/Month

Product Description

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Product Description

SENO New Arrival CNC Drilling Solid Carbide Spot Drill Bit Spot Drill 90 Degree With Coating

Product Parameters

 

Carbide Material Introduction
Drill Bit GRADE	Material Grade	Grain	Introduction			Application
HRC45 carbide material	YL10.2	0.6μm	YL10.2 is tungsten carbide powder with 89.7% WC and 10% cobalt powder, and has high toughness and wear resistance.			Suitable for General Steel
HRC55 carbide material	K30	0.5μm	K30 is ultra fine grain and containes Ni and Cr element, which provides high strength and good toughness.			General Steel,  cast Steel, cast iron
HRC60 carbide material	WF25	0.4μm	WF25 is 0.4micron ultrafine carbide powder and provides very high toughness and wear resistance.			High Hard Material, steel, cast iron, etc

Coating Introduction
Drill Bit GRADE	Coating Name	Color	Hv	μm	Friction	The Max ºC
HRC45 coating	AlTiN	black	3300	1-4	0.7	850ºC
HRC55 coating	TiSiAlN	bronzed	3400	1-4	0.7	900ºC
HRC60 coating	AlCrSiN	black	4000	1-7	0.35	1100ºC

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After Sales Service

1) Please contact us if you meet any product quality problem;
2) Please contact us if you meet any custom clearance problem;
3) Please contact us if you get wrong products or miss something;