Product Details

Specifications

1.first class hammer drill bit
2.best heat treated
3.durable impact parts
4.high speed,most stable performance

Description of rock drill hammer:

Usage: Drill holes from 105mm to 152mm.

Matched products: 76mm drill rods with API 2 3/8"REG BOX

bits with COP44.DHD340A,Mission40,QL40,SD4,XL4 shanks

Application fields: all kinds of fields, such as mining, quarry, tunnel, bridge, construction and etc., but extremely exellent to use with casing tubes during casing drilling.

Features: 1.high impact power with low frequency

2.non-return flushing

3.Reliable performance

Techincal Parameters

Description	Product Code	Bit Shank		Thread Connection	Outer Dia. (mm)	Length Without Bit (mm)	Weight (kg)	Flat Wrench (mm)	Rec. Hole Size (mm)
TH98	230000	DHD340 COP44		API 2 3/8" REG PIN	98	1045	38	65	105-138
Working Pressure (bar)	Impact Frequency at 17 bar		Normal Axial Pressure (kN)		Rec. Rotation Speed (r/min)		Air Consumption (m³/min)
10.5-24	27		7.1		30-50		10.5bar	17bar	24bar
							7	12	17.2

Hammers Matching To Other Bits
Description	Product Code	Bit Shank	Thread Connection	Outside Dia. (mm)	Length Without Bit(mm)	Weight (kg)	Flat Wrench (mm)	Rec. Hole Size (mm)
TH98-QL4	230001	QL4	API 2 3/8" REG PIN	98	1041	37	65	105 -138
TH98-SD4	230002	SD4			1040	37
TH98-Misson40	230003	Misson40			1042	37
TH98-MACH44	220005	MACH44			1041	37
TH98-COP42	230008	COP42			1045	38
TH98-XL4	237000	XL4			1040	37

Working

Pressure

(bar)

Impact

Frequency

at 17 bar

Normal

Axial

Pressure

(kN)

Rec.

Rotation

Speed

(r/min)

Air

Consumption

(m³/min)

10.5-24

7.1

30-50

10.5bar

17bar

24bar