23PCS HSS 4241 Twist Drill Bits Set, Roll Forged Drill Bit with Black Finish

• Customized: Non-Customized
• Standard: DIN, JIS, AISI, API
• Length: Jobber-length
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: C24-02-072
• Type: Twist Drill Bit
• Material: High Speed Steel
• Usage: Wood Drilling, Metal Drilling, Masonry Drilling
• Item: 23PCS Twist Drill Bit Set
• Finish: Customizable
• Packing: Customizable
• Sample Service: Support
• Transport Package: Carton Box
• Specification: 23PCS Twist Drill Bit Set
• Trademark: Cuttingcraft
• Origin: China
• Package Size: 34.50cm * 21.50cm * 18.00cm
• Package Gross Weight: 4.300kg

Product Description

Product Description

23PCS HSS 4241 Twist Drill Bits Set, Roll Forged Drill Bit with Black Finish

Material	Component (%)	Hardness
HSS 4241	C (0.9~1.0); Si(1.0~1.3); Mn(0.25~0.4); P(0~0.035); S(0~0.009);  Cr(3.8~4.2); Mo(0.55~0.85); W(1.6~2.0); V (0.4~0.65); Co(0)	60-61.5HRC
HSS 4341	C (0.83~0.93); Si(0.2~0.4); Mn(0.2~0.4); P(0~0.03); S(0~0.009);  Cr(3.8~4.4); Mo(2.5~3.5); W(3.5~4.5); V (1.2~1.8); Co(0)	61-63HRC
HSS 6542 (M2)	C (0.8~0.9); Si(0.2~0.45); Mn(0.15~0.4); P(0~0.03); S(0~0.009);  Cr(3.8~4.4); Mo(4.6~4.9); W(5.6~5.9); V(1.8~2.0); Co(0)	63-66HRC
HSS 9341	C (0.77~0.87); Si(0.2~0.4); Mn(0.2~0.4); P(0~0.03); S(0~0.009);  Cr(3.8~4.4); Mo(2.7~3.3); W(8.5~9.5); V(1.3~1.7); Co(0)	63-66HRC
HSS M35 (Co5%)	C (0.8~0.9); Si(0.2~0.45); Mn(0.15~0.4); P(0~0.03); S(0~0.009);  Cr(3.8~4.4); Mo(4.6~4.9); W(5.6~5.9);V(1.8~2.0); Co(4.6~4.9)	66-68HRC

Detailed Photos

Product Parameters

Item	Twist Drill Bit Set
Material	HSS4241
Process	Roll Forged
Finish	Black
Shank	Straight Shank
Packing	Pastic Box

 

Company Profile

Exhibition

FAQ

1. Who are we?
We are based in Sichuan, China, start from 1980, sell to Domestic Market(7.69%), South Asia(7.69%), Southern Europe(7.69%), Northern Europe(7.69%), Central America(7.69%), Western Europe(7.69%), Eastern Asia(7.69%), Mid East(7.69%), Africa(7.69%), Southeast Asia(7.69%), Eastern Europe(7.69%), South America(7.69%), North America(7.69%). There are total about 51-100 people in our office.

2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.What can you buy from us?
Hand tools, Power tool accessories, Machine tools, measurement and cutting tools, Auto Repair Tools

4. Why should you buy from us not from other suppliers?
We have high quality products, professional sales team and service.

5. What services can we provide?
Accepted Delivery Terms: FOB, CFR, CIF, EXW;
Accepted Payment Currency: USD, EUR, CNY;
Accepted Payment Type: T/T, L/C, D/P D/A, PayPal;
Language Spoken: English, Chinese