China Factory Direct Sale Long Length HSS Twist Drill Bits Set for Metal Stainless Steel

Product Description

Product Description

This left-hand drill bit set has a 135 degree split point for fast penetration. The bits are made of high speed steel with a titanium coating to fight corrosion. Use these bits with a reversible drill (available separately) to remove studs, screws and bolts without damaging threads in the hole. The left-hand drill bit set comes in a steel storage case for portability.

1.Material:HSS4341,6542, 9341, M35, M42
2.Point Angle: 118 degree or 135 degree Split Point
3.Shank Type: Cylinder
4.Surface finshing: black, white,black&white, Amber, Tin coated
5.Processing: Fully ground 
6.Diameter: 1/16 in., 5/64 in., 3/32 in., 7/64 in., 1/8 in., 9/64 in., 5/32 in., 11/64 in., 3/16 in., 13/64 in., 7/32 in., 15/64 in., 1/4 in.
 
135 degree split point for fast penetration
High speed steel
Double flute
Steel storage case
Model of Making: Full Ground Or Roll Forged
Material: High Speed Steel or S2

H.S.S Grade	Chemical Composition(%)
4241	W:1.50-2.50;  Mo:0.60-1.20;  Cr:3.80-4.40;  V:0.50-0.70
4341	W:3.50-4.50;  Mo:2.50-3.50;  Cr:.3.80-4.40;  V:1.20-1.80
99341	W:8.50-9.50;  Mo:2.70-3.30;  Cr:.3.80-4.40;  V:1.30-1.70
6542(M2)	W:5.50-6.75;  Mo:4.50-5.50;  Cr:.3.80-4.40;  V:1.75-2.20
M35	W:6.00-6.70;  Mo:4.70-5.20;  Cr:.3.80-4.50;  V:1.70-2.00;  Co:4.50-5.50
M42	W:1.15-1.85;  Mo:9.00-10.0;  Cr:.3.50-4.25;  V:0.95-1.35;  Co:7.75-8.75

Suitable materials: wood, aluminum, plastic, thin metal, etc.

Features:

Cylindric short, right-hand cutting

High security against fracture, high precision of concentric running

Well suitable for all normal drilling work

Split-Point angle: 118° or 135°

Extra introductions:

H.S.S.-TIN: The metal drill bit for extreme applications in trade and industry. The titanium nitride coating causes less friction, therefore providing a rapid drilling rate. When used with cooling, a max. 6 times longer lifetime is achieved.

H.S.S.-CO: The expert for stainless steel. The cobalt alloy ensures heat resistance and a high resistance to wear. Ideal for precise drilling in corroisin-resistant and heat-resistant steel with a tensile strength of up to 1000N/mm2.

Split Point Angle 135°: Up to 40% faster drilling rate than comparable drill bits with 118 ° drill bit tip without split point Pilot drilling without pre-pumping.


 

WIDELY USED
Household, Industrial Use

Product Catalogs

Company Profile

1) We're a direct manufacturer and 100% export worldwide (USA, Israel, Jordan, Iran, Thailand, Duabai, South Africa, Kenya, Egypt, Australia, UK, Spain, Brazil, etc)
2) We have around 15 years of producing experience.

3) Our drill product: HSS drill bits, masonry drill, SDS drill, glass&tile drill, step drill, wood flat drill, wood auger bit, wood brad drill, center drill, left hand drill, drill set etc.4) Above 95% customers will place a formal order after testing the samples.

Certifications

Our Exhibition

Customers Praise

Packaging & Shipping

Plastic pipe packing	Metal displaybox packing
Plastic tube packing	Plastic displaybox packing
1pc / PVC bag,then 1pc / inner paper box	Grey metal displaybox packing
Metal box for drill bits set packing	Wooden box for drill set packing
5/10 pieces packind in PVC bag, then in white paper box, then in carton

SHIPPING

1. TNT/FedEx/DHL/UPS for samples or under 45KG weight goods , Door to Door.
2. By Air or by Sea for batch goods,from airport(seaport) to airport(seaport).
3. Customers specifying freight forwarders or not.
4. Production Time: 3- 7days for samples; 2-3.5 weeks for batch goods.

FAQ

Q: Are you factory or trading company?
A:We are manufacturer with over 15 years' experience in this product, we can arrange video factory inspection. 

Q: What is your biggest advantage?
A: We have very good quality control system to ensure our quality level and stratify different standard. And products are selling globally. Secondly, we're manufacturing company, to provide you quick response and competitive price by our cost controlling ability. Last but not the least, customized ability by our own producing capability.

Q: Is OEM available?
A: Yes, OEM and customization are available. Graved logo marker,Laser logo marker,customized packing. Printed Inner box, Carton box.

Q: How about your price?
A: We can provide you high quality products with reasonable price. Looking forward to receiving your inquiry, you can make comparison for it.

Q:How can I customize my products? 
A: Attach your drawings with details.(Surface treatment, material, quantity and special requirements etc).

Q: Are samples available?
A: Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.

Q: What's your delivery time? 
A: For bulk order, delivery time according factory production plan.For the customized product, 15-30 days after receiving the advance payment.