Cemented Carbide Double Holes Gundrill Tip Blanks

• Customization: Available
• Customized: Customized
• Standard: GB
• Type: Gun Drill Bit
• Material: Tungsten Carbide
• Usage: Metal Drilling, Deep Hole Drilling
• Trade Terms: CIF/ FOB/ EXW
• Size: Various
• Trial Order: Acceptable
• Coating: Tin Coating; Aitin Coating
• Transport Package: in Cartons
• Specification: Customized
• Trademark: M&J
• Origin: China
• Production Capacity: 10000000pieces/Year

Product Description

Cemented Carbide Double Holes Gundrill Tip Blanks

Gun drill is considered to be used when the hole depth with diameter range of 2.0~50mm up to or exceeds ten times the diameter, as the gun drill provides high hole precision, accurate hole position, excellent hole surface finishes, good straightness and concentricity. It can be easily applied to process various kinds of deep holes, and also an ideal solution for the special deep holes, such as cross-holes, blind holes and flat-bottomed blind holes etc.

^{Drivers Specification}

Type	L1	L2	X	M	Drill Dia.
Φ10*40	40	46	24.3	-	1.900-7.099
Φ16*45	45	53	31	-	1.900-12.099
Φ16*50	50	58	47.5	-	1.900-12.099
Φ25*70	70	78	34	-	1.900-19.799
Φ10*40	42	55	24.3	-	7.100-9.999
Φ16*45	45	65	31	-	11.400-14.949
Φ16*50	52	75	47.5	-	11.400-14.949
Φ25*70	72	105	34	-	19.800-24.799
Φ16*50	50	58	47.5	-	1.900-8.699
Φ12.7*38.1	38.1	-	25.4	-	1.900-8.299
Φ19.05*69.8	69.8	-	44.4	-	1.900-14.949
Φ25.4*69.8	69.8	-	57.1	-	1.900-19.799
Φ31.57*69.8	69.8	-	57.1	-	1.900-25.999
Φ38.1*69.8	69.8	-	57.1	-	1.900-32.999
Φ12.7*38.1	38.1	58	25.4	-	8.300-12.499
Φ19.05*69.8	69.8	100	44.4	-	14.95-18.799
Φ25.4*69.8	69.8	105	57.1	-	19.8-24.799
Φ31.75*69.8	69.8	100	57.1	-	26.0-30.999
Φ38.1*69.8	69.8	100	57.1	-	33.0-40.0
Φ10*68	68	-	35	M6*0.5	1.9-6.799
Φ16*90	90	-	37	M10*1	1.9-12.099
Φ25*112	112	-	45	M16*1.5	1.9-19.799
Φ10*68	68	81	35	M6*0.5	6.8-9.999
Φ16*90	90	110	37	M10*1	11.4-14.949
Φ25*112	112	142	45	M16*1.5	19.8-24.799
...	...	...	...	...	...

If you want to know more about our products, please click http://mariejmetals.en.made-in-china.com/
 
<sup>Packaging & Shipping 
Our Packaging

 
Our Shipping</sup> 
We mainly choose the following delivery ways: 

Shipment: by Express/ by Air /by Sea
We can arrange shipment according to our customers' requests.
If there is any problem related to the shipping, please feel free to contact us. 
  
Our Services

1. We will try our best to reply our customers' requests within 24 hours.
2. We will maintain effective and efficient communications with our customers.
3. We provide first-class quality control and after-sale services.
 
Supplying Services

Products we supply and make are:
1. Tungsten carbide products:
Carbide Rods, Carbide Bars, Carbide Strips, Carbide Plates, STB Carbide Blanks, Drawing Dies, Cold Forginng Dies, Carbide Disc Cutters, Carbide Inserts, Carbide Shims, Carbide Burrs and Carbide Burr Blanks, Carbide Mining Bits, Carbide Drilling Bits, Carbide Cutting Tools for Wood and Bamboos, Tile Cutter Wheels, Scriber Tips, Customized Carbide Products etc.
  
2. Titanium and titanium alloy products:
Titanium Rods, Titanium Tubes, Titanium Pipe Fittings, Titanium Plates, Titanium Sheets, Titanium Foils, Titanium Wires, Titanium Nuts and Bolts, Titanium Brazing and Casting, Cutomized Titanium Products etc.
  
Quality Control
* We will inspect and test all products after finishing production and before delivery.
* We can provide dimension & inspection certificate as customers' requirements.
* We also can provide customers' samples dimensional verification.

Photos of Tungsten Carbide Equipments  
Photos of Machines