professional industry quality masonry drill bits concrete drill bits

Manufacture, factory price

strict quality control 

plenty experience 
timely delivery 
OEM acceptable

Details

1.Material: Tip, high quality YG8C carbide tip; body,C45 steel/40Cr steel.
2.Sizes available: dia from 3-40mm; length from 50-600mm.
3.Manufacturing process: Cold roll forged,milled.
4.Standard: Q/321181 RFD004 OR DIN8039
5.Flute type available: R type, U type, L type, double flutes type etc.
6.Surface finishing: Bright finished,Zinc plated,Chorme plated,Nickle plated, Milled-sand blasted, Black&sliver,Titanium coated.
7.Tip sharpened to provide maximum cutting power.
8.For dirlling in concrete,rock,stone,masonry,marble and breeze block.
9.Special designed flute geometry remove dust from the hole quicker for fast drilling and long life.
The products are produced according to DIN / ANSI standards, we are also capable for OEM and ODM production.

Packing 

We can supply the product in single pcs as well as in sets with decent package  

We also supply:

HSS drill bit

1. Standard: 1.0-25.0mm for DIN338, DIN1897, DIN340; 1/16"-1" for ASME, screw machine, taper 
length.
2. Steel material: M2(6542), M35, M42, HSS9341, HSS4341, HSS 4241
3. Process: Fully ground, milled, polished, roll forged
4. Point angel: 118degree, 118degree split point, 135degree split point
5. Surfce finishing: Bright finished, black oxide, Tin-coated, black & white, black & gold, 
coffee color.
6. Shank: Straight shank, reduced shank, taper shank taper shank drill bit twist drill bit
7. Hardness: 63-66HRC
8. 5/10 pieces packind in PVC bag, then in white paper box, then in carton

SDS Electric Hammer drill bit

1.Size: 4*110mm-30*1200mm
2.Material : 40Cr steel+YG8C carbide tip
3.Treatment : Sandblast, bright finish, black oxide
4.tip types: "-" "+"
5.Process : Milled
6.Package: In PVC bag, plastic sleeve or tube or hanger then in carton box

Wood drill bit 
1.Material: C45# steel 
2.For cutting wood series
3 Purpose: precision drilling in soft and hard wood large ssection beam, chipboard and 
plywood
4.Wood working drill,size from 1mm to 16mm
5.Wood auger bit size from 6×100 to 50×1000mm
6.Wood flat drill size from 6-55mm
7.Package: Blister card, pvc bag, plastic hangle.

Drill bit set and combination drill bit set

Q&A:

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

Answer: Danyang Boyu Tools Co., Ltd. is a professional manufacture and trader for all kinds of cutting tools in China. Since we have advanced management system, strong technical power and modern inspection instruments, our products have been exported to many countries and regions in Europe, America, Australia and Southeast Asia with a high reputation.

Question 2: What are your main products?

Answer: our main products are all kinds of HSS twist drill bits and drill sets, SDS-plus drill bits,wood working drill bits, Masonry drill bits,  HSS hole saws, Taps & Dies, Diamond Saw Blades, TCT Circular Saw Blades.

Question 3: What material standard you using now regarding twist drill bit?

Answer: We are using HSS standard of: HSS M35Co%, HSSM2(6542),HSS 9341, HSS4341, HSS4241.

Question 4: Can you supply sample test and your samples are free?

Answer: Yes, we can supply samples customer need. The samples are usually free, but according to our company rule, customer need to pay the freight, and we promise we will definitely return the postage to you when we cooperation.