Factory directly Sd4 Down The Hole Hammer - 6″ DTH Hammer valveless DHD360 COP64 QL60 Shank – Spark

Specification

Item Description

ITEM DESCRIPTION
	NO	PART LIST
	1	TOP SUB (can add carbides)
	2	TOP SUB RING
	3	CHECK VALVE
	4	SPRING
	5	SHOCK RING
	6	AIR DISTRIBUTOR
	7	INNER CYLINDER
	8	PISTON
	9	OUTER CYLINDER
	10	BUSH DRIVE SUB
	11	O RING
	12	BIT RETAINING RING
	13	CHUCK SLEEVE

For the valveless hammer, we also have other size for your choice: 3.5″, 4″, 5″,6″, 8″, 10″,12″. If you need more information, please contact our sales for details.

We Also Have Other Series Hammers With Foot Valve, The Advantage Are As Follows

1. The hammers adopts high frequency design, the impact frequency is close to the valveless hammer.

2. All the parts are made of high quality special steel, and the surface is hardened, and the surface finish is improved, which can ensure good wear resistance and long lifetime.

3. Simple struture, high realiablity, easy to disassemble and maintain.

4. The impact power is higher than valveless type. It is very suitable for water well drilling. The cuttings will not reverse into the hammer.

Product package: We wrap the hammers in a plastic bag, then put it in plywood case, and then strap the case.