190mm Reverse Circulation Bits for Drilling

• Customization: Available
• Type: Drilling Tools
• Material: Tungsten Carbide
• Model NO.: 190mm
• Usage: Well Drilling
• Model: Re546 Ad117, Re547 Ad114
• Size: 124, 127, 130, 133, 137, 140, 143mm
• Gauge Carbides: 8*9/16′′, 8*5/8′′
• Face Carbides: 8*1/2", 8*9/16′′, 4*5/8′′&4*9/16′′
• Weight(Kg): 11.8, 12, 12.2, 12.4, 14.8, 15, 15.3, 15.5
• Shank Type: HRC Range
• RC Drilling Hammer Size: 4", 5", 6"
• RC Drilling Hole Diameter: 114-190 Mm
• Transport Package: Wooden Box.
• Specification: SGS, CE
• Trademark: Prodrill
• Origin: China
• HS Code: 82071990
• Production Capacity: 1000 Sets/Month

Product Description

Features: 
Optimization of inner structure offers faster drilling speed and more stable operation.Easy maintenance with simple inner structure and strong rigidityWith all-in-one collective tube, the RC hammer can be replaced without disassembly.With special design of bit, RC drilling for different sizes of holes only by changing bit. 

RC drilling hammer Size: 4",5",6" 
RC drilling hole Diameter: 114-190 
Shank : HRC range

Advantages: 
Highly cost efficient 
Highly crush function 
Fast penetration rate 
Unontamination of samples 
Delivers maximum drilling under water 
Manufactured using robust alloy

Application range: All kinds of rock formation.
Face design: flat,convex,concave
Inserts design:spherical,ballistic, parabolic

 

Model	Size		Gauge Carbide	Face Carbides		Weight
	mm	inches				kg	Lbs
RE545 AD117	124	4-7/8"	8*9/16"	8*1/2"		11.8	26.1
	127	5"	8*9/16"	8*9/16"		12	26.5
	130	5-1/8"	8*9/16"	8*9/16"		12.2	26.9
	133	5-1/4"	8*5/8"	8*9/16"		12.2	26.9
	137	5-3/8"	8*5/8"	4*5/8"&4*9/16"		12.4	27.4
	140	5-1/2"	8*5/18"	4*5/8"&4*9/16"		12.5	27.6
RE547 AD124	133	5-1/4"	8*5/8"	4*5/8"&4*9/16"		14.8	33
	137	5-3/8"	8*5/8"	4*5/8"&4*9/16"		15	33.2
	140	5-1/2"	8*5/8"	4*5/8"&5*9/16"		15.3	33.8
	143	5-5/8"	8*5/8"	4*5/8"&5*9/16"		15.5	34.1
	146	5-3/4"	8*5/8"	4*5/8"&6*9/16"		15.7	34.7