Metal Drilling 115pcs Index Case Titanium Coated Drill Bit Set

Product Details

Specifications Included:

• 29pcs drill bits size: 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 1/2"
• 60pcs numbered drill bits 1-60
• 26pcs Lettered drill bits A-Z
• Titanium nitride(TIN) is a very hard ceramic material that can be used to coat a high-speed steel bit (usually a twist bit),extending the cutting life by three or more times. However,when the bit is sharpened the new edge,will not have the benefits of the coating.

118° and 135° and Split Point angle comparing picture

A. Plastic pipe packing

B. Metal displaybox packing

C. Plastic tube packing

D. Plastic displaybox packing

E.  1pc / PVC bag,then 1pc / inner paper box

F. Grey metal displaybox packing

G. Metal box for drill bits set packing

H.  Wooden box for drill set packing

Jiangsu JINLEI Electrical Technology Co.,Ltd was founded in May, 2005 a private export-oriented manufacturing enterprise in Jiangsu Province. JINLEI Specializes in manufacturing all types of HSS TWIST DRILL BITS and related products. It is located in Houxiang Town of Danyang City with very convenient water, land and air transportation, close to CHANGZHOU airport. All of its’ geographical advantage and cultural environment make it a star enterprise in the city.

     Through about ten years’ development, JINLEI has own experienced technical and management personel. All this rich experience makes it a famous manufacturer in High-Speed Steel tool line. JINLEI’s main products: HSS STRAIGHT SHANK TWIST DRILL BIT/ HSS TAPER SHANK DRILLS/ 1/2” S&D DRILLS/ MASONRY DRILLS/ WOOD WORKING DRILSS/ COMBINATION DRILLS and SAW BLADE etc. All these star products has win great business in the global tool market.

Question 1: Are you professional manufacturer or foreign trade company of hss twist drill bit line?

Answer: JIANGSU JINLEI ELECTRICAL TECHNOLOGY CO.,LTD is a professional factory that main produce HSS twist drill bits. It was founded in 2005. After 10 years development, JINLEI is a private export-oriented scale manufacturing enterprise in Jiangsu province. Following took a few photos of our workshop production and warehouse.

Question 2:  What are your main products?

Answer:  JINLEI Specializes in manufacturing all types of HSS TWIST DRILL BITS and related products. HSS Taper Shank Twist Drill Bits/ HSS Straight Shank Twist Drill Bits/ Reduced Shank Drill Bits/ 1/2 inch S&D Twist Drill Bits/ Step Drill Bits/ Double-end Drill Bits/ Masonry Drill Bits are our star products.

Question 3:  What material standard you using now?

Answer:  Now, JINLEI mainly use HSS standard of: HSS M35Co%, HSSM2(6542),HSS 9341, HSS4341,HSS black & decker, HSS4241.

Question 4: Do you have any supplier assessment certificate?

Answer:  Jiangsu JINLEI Electrical Technology passed the certificate of TUV Rheinland.

Question 5:  Can you supply sample test and your samples are free?

Answer:  Yes, customers can tell us the specification of sample they need, then our factory can arrange to make your sample, and the sample will be prepared ok in 2 or 3 days. Our samples are not free, customers need pay sample cost and freight cost. And your sample cost will be return back to you if you place order in future.

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