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SC125-NUMA DTH Hammer

Material: quality alloy steel
SC125-NUMA hammer shank: NUMA125
Air pressure: 10-25 bar / 145-363 PSI
Regular drill bit diameter: 305mm, 315mm, 325mm, 350mm
Color: optional
Package: plywood case per each hammer
MOQ: one pc
Customized: Yes
  • SC125-NUMA

  • SOLLROC

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Quantity:

Product Description

Overview

SC125-NUMA DTH hammers are improved in many projects and widely used for varies applications, including overburden casing drilling and water well drilling.

Features

1、Valveless air distribution ensures smooth working.

2、 Piston design and harden wear part ensure strong wear-resistance

3、 Minimize the energy loss, high penetration, lower air and oil consumption.

4、 Fewer internal parts minimize the maintain and replace the part requirements.

Total parameter list

Model

SC125-NUMA

Bit shank

NUMA125

Top sub thread

API 6 5/8" REG

Length (less bit)

1956mm (77 in)

External diameter

275mm (10.8 in)

Weight (less bit)

578kg (1274.3lbs)

Impact rate at 17 bar

20HZ

Hole range

305mm-445mm (12 in -17.5 in)

Working pressure

10-25 bar (145 - 363 PSI)

Speed recommended

15-35 rpm

Pull force recommended

28 KN

Drill bits



Dia

Button configuration
Qty x dia.

Bit design

Weight
(kg)

Part number

Metric

Inch

Guage button

Front button

305mm

12"

Ф18mm*27

Ф18mm*15, Ф16mm*11

Concave face

182

SC125-NUMA-305CC

315mm

12 3/8"

Ф18mm*27

Ф18mm*15, Ф16mm*12

Concave face

206

SC125-NUMA-315CC

325mm

12 3/4"

Ф18mm*27

Ф18mm*15, Ф16mm*15

Concave face

209

SC125-NUMA-325CC

350mm

13 3/4"

Ф18mm*27

Ф18mm*24, Ф16mm*12

Concave face

228

SC125-NUMA-350CC





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