19PCS HSS Twist Drill Used for Processing Thin

• Customized: Non-Customized
• Standard: Many Certificate
• Length: DIN1897
• 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.: GM-049
• Type: Twist Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Size: Available
• Free Sample: Available
• Delivery Time: 15-35 Days
• MOQ: 1PC
• Transport Package: on Customer′s Requiments
• Specification: all sizes are available
• Trademark: GOLDMOON
• Origin: China
• HS Code: 82075090
• Production Capacity: 2 Million PCS Per Month

Product Description

 

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Product Description

 

Product Name	19pcs,HSS Cobalt drill bit
Model Number	GM-046
Material	HSS 4241/ HSS 4341/ HSS 6542/ HSS M35
Size	3.5mm
Tip	118 degree
Color	Bright
Package	double blister card / plastic box
MOQ	1pc for sample testing
	1000pcs for mass production
Feature	Suitable for aluminum alloy, iron plate, thin steel plate, plastic  and other materials of low hardness drilling
Delivery time	15~45 days, according to order quantity
Payment terms	T/T, D/P, L/C, Paypal, Western Union, ect.
Certificated	BSCI
Unit price	Contact us to get latest price (Larger quantity, more discount)

Chemical composition

Material	Component (%)
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)
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)
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)
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)
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)

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