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Thread Cross Bit

Product name:R32-51 Threaded Cross Bit
Code No.:1221-51R32-16/10-42-23
Diameter:51mm
Thread Type:R32
Length:80mm
Carbide Dimension:18mm×8mm×10mm
Weight:0.65kg
Water Holes: 1 on front,2 on side
Skirt Design: Standard/Normal
Carbide Brand and Grade :YK15.6, YK20,YG8C,YG9C,YG10C,YG11C
Steel grade :42CrMo,40Cr,Q26(35CrNiMoVA)

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Thread Cross Bit

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Product Details

Description

Threaded cross bits are usually used for very hard and abrasive rock formation.
Thread cross bit contains two types, Normal thread cross bit and retract cross bit, Thread types as the following size: R25, R28, R32, R38, T38, Head diameters: 35mm ~ 89mm;

Performance

applicable with larger impact energy hammer drill conditions, drilling fissured rock and abrasion resistance of the rock, resistance to radial abrasion ability.

Application

Drilling works for blasting duties in tunneling, construction, mining, quarrying, etc.

Details Form

Drill bit	Diameter		Carbide size	Flushing hole		Weight （kg）	HENGLONG P/N
Drill bit	mm	inch	Carbide size	Front	Side	Weight （kg）	HENGLONG P/N
R25 cross bit
Cross-Type bit	33	1 19/64	14×8	1	2	0.4	1221-33R25-14/8-42-23
	35	1 3/8	14×8	1	2	0.5	1221-35R25-14/8-42-23
	38	1 1/2	14×8	1	4	0.6	1221-38R25-14/8-42-23
	41	1 5/8	14×8	1	4	0.7	1221-41R25-14/8-42-23
	43	1 11/16	14×8	1	4	0.7	1221-43R25-14/8-42-23
	45	1 3/4	14×8	1	2	0.8	1221-45R25-14/8-42-23
	51	2	14×8	1	4	1.1	1221-51R25-14/8-42-23
R28 cross bit
Cross-Type bit	38	1 1/2	14×8	1	2	0.6	1221-38R28-14/8-42-23
	41	1 5/8	14×8	1	4	0.7	1221-41R28-14/8-42-23
	43	1 11/16	14×8	1	4	0.7	1221-43R28-14/8-42-23
	45	1 3/4	14×8	1	4	0.9	1221-45R28-14/8-42-23
	51	2	14×8	1	4	1.1	1221-51R28-14/8-42-23


R32 cross bit
Cross-Type bit	41	1 5/8	16×10	1	4	0.7	1221-41R32-16/10-42-23
	43	1 11/16	16×10	1	2	0.8	1221-43R32-16/10-42-23
	45	1 3/4	16×10	1	4	0.9	1221-45R32-16/10-42-23
	48	1 7/8	16×10	1	4	0.9	1221-48R32-16/10-42-23
	51	2	16×10	1	4	1.2	1221-51R32-16/10-42-23
	57	2 1/4	16×10	1	4	1.3	1221-57R32-16/10-42-23
	64	2 1/2	18×13	1	4	1.5	1221-64R32-18/13-42-23
T38 X-type cross bit
T38 X-type bit	64	2.5	25×13	1	2	1.9	1321-64T38-25/13-42-23
	76	3	25×13	1	2	2.5	1321-76T38-25/13-42-23
	89	3.5	25×13	1	2	2.8	1321-89T38-25/13-42-23

HENGLONG workshop and Process of manufacturing

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QUALITY INSPECTION PROCESS

Product quality is one of the core links in the development and growth of Yanggu Henglong Engineering Co., Ltd. Our company has strict internal and external inspection processes to ensure the quality of our products. Our inspection process for our products is as follows.

Thread Cross Bit