Hammer

4.5" RF4M Hammer

Hole Diameter 115 – 140 mm (4 1/2"–5 1/2")

Operating Pressure 8 – 25 bar (116 – 363 psi)

Shank Type S/COP Thread

Key Features

Hammer to Drill a hole of dia115 - 140 mm (4 1/2"–5 1/2").

S45S4 is a valveless type hammer designed for high performance at low operating air pressures.

S4 bit has a strong robust design to withstand heavy duty application and it does not use foot valves which reduces the possibility of hammer failure.

S45S4 Hammer maximizes energy output and reduces service requirements.

Wear Sleeve is reversible.

Three Start threads on Top sub and Drive sub ensure easy coupling/uncoupling of hammer.

All critical internal components are heat treated under strict control to maximize tool longevity.

An overall cost-effective and user friendly tool for use in the most demanding conditions.

Applications

Construction Quarry Mining

Enquire Now WhatsApp

Technical Details

Specifications & Performance

HAMMER SPECIFICATION

Sl.No.	Description	Unit	Dimension
1	HAMMER LENGTH W/O BIT	mm	988.3
2	HAMMER OUTSIDE DIA	mm	98.5
3	HAMMER WEIGHT	kg	42.0
4	CYLINDER BORE	mm	77.6
5	PISTON STROKE	mm	85.0 (approx.)
6	PISTON WEIGHT	kg	7.40
7	HOLE SIZES	mm	120-125
8	WRENCH SIZE A/F	mm	A/ F 65.5/ W-50.0 mm
9	SUITABLE SHANK	--	S4

4.5" RF4M HAMMER AIR CONSUMPTION

PSI	150	200	250	300
CFM	230	400	580	730

S45S4 AIR CONSUMPTION GRAPH

Technical Consultation

Need Expert Technical Advice?

Connect directly with our engineering team to select the optimal drilling tool configuration for your geological conditions.

Direct Engineering Support +91 8374676095

Technical Inquiries [email protected]

Manufacturing Plant Green Hills Colony, Moula-Ali, Hyderabad

Request a Custom Quote

Fill out your details and specifications below. We will get back to you with a detailed technical proposal within 24 hours.