25PCS Plastic Box Packed HSS Titanium Coated Half Ground Twist Drill Bit Set

• Customized: Customized
• Standard: DIN
• Length: Taper-length
• Type: Twist Drill Bit
• Material: High Speed Steel
• Usage: Wood Drilling, PCB Drilling, Metal Drilling
• Model NO.: XRDB-25PC
• Transport Package: Carton
• Specification: to be negoniated
• Trademark: STARRY
• Origin: Danyang Jiang Su
• HS Code: 82075090
• Production Capacity: 500000

Product Description

 

Product Description

 Twist drills are made of high speed steel for toughness and durability.
The surface of the bit is coated with titanium which gives it a beautiful color.
Twisted sharp bits will make drilling easier and easier.
This product is excellent for most drilling jobs and materials such as aluminum, wood, plastics.

DIN338 HSS-4241 Roll Forged Black-oxided Twist Drill Bits

 

Type:	HSS twist drill bit
Shank:	Straight Shank
Surface Finish:	TIN  coated
Standard:	DIN338
Hss Material:	4241
Product Technic:	Roll Forged
Ponit Angle:	118°  Split point
Payment Term:	TT,or Western union

 

we can supply different kinds material for you:

 

HRC	CHEMICAL COMPOSITION(%)					International	DIN
	C	W	Mo	Cr	V
60-62	0.9-1.0	1.5-2.5	0.5-1.2	3.8-6.0	0.5-1.0	T-4241	/
62-65	0.88-0.98	3.5-4.5	2.5-3.5	3.8-4.4	1.3-1.7	4341	W4
63-66	0.77-0.87	8.5-9.5	2.7-3.3	3.8-4.4	1.3-1.7	9341	W9
63-66	0.8-0.9	5.5-6.75	4.5-5.5	3.8-4.4	1.75-2.2	6542	M2
64-67	0.9-0.95	5.5-6.5	4.5-5.5	3.8-4.4	1.75-2.2	Co5%	M35
66-68	1.05-1.15	1.15-1.85	9.0-10.0	3.5-4.25	0.95-1.35	Co8%	M42

 

HSS GRADE	HRC(Rockwell Hardness)
Mo2Cr4Vsi--4241	60-62
Mo3Cr4Vsi--4341	62-65
Mo3Cr4V---9341	63-66
Mo5Cr4V2-6542/M2	63-66
Mo5Cr4V2Co5-M35	64-67 HSS Co5%

 

25PCS HSS TWIST DRILL SET
SPE:(1-13)*0.5MM
FINISH: TITANIUM COATED
PROCESS: HALF GROUND
PACKING: METAL BOX

 

 

Packaging & Shipping

 

Company Profile

 

 

FAQ

Q1: Do you have your own brand?
A1: Yes, the brand name is STARRY Tools, we can provide OEM services to our customers as well.

Q2: What's your target market?
A2: We mainly focus on Europe and South America right now.

Q3: What is the biggest advantage compared to the rivals?
A3: We are one of the strongest HSS Cutting tools supplier in China.

Q4: What is your MOQ?
A4: 500 pcs

Q5: What about the payment and delivery time?
A5: Delivery time: All items are ready in stock and can be sent within one week.
Payment: T/T.

100% protection for product quality, on-time shipment and payment

 

Q6: Can I get some samples?
A6: Yes, we are honored to offer you samples for quality check at your freight cost.

Q7: How does your factory do regarding quality control?
A7: Quality is priority. We always attach great importance to quality control from the very beginning to the end of the production. Every product will be carefully tested before it's packed for shipment.