ZRTGZRTGTechnical parameters of series with pipe drilling tools

Model

Outer diameter of heel tube  mm

With tube inner diameter  mm

reaming size  mm

Minimum diameter of inner hole of tube boot mm 

Maximum diameter through drill mm

with impactor

ZRTG105

146

126

152

115

105

ZRC4series

ZRTG125

168

148

174

136

125

ZRC5series

ZRTG135

178

158

184

146

135

ZRC5series

ZRTG140

183

163

189

152

140

ZRC5series

ZRTG165

219

199

225

184

165

ZRC6series

ZRTG220

273

251

280

240

220

ZRC8series

ZRTGZRTGCharacteristics of series of pipe drilling tools

For the development of the ground source water well market, it is efficient, stable, high in hole straightness, and high precision, which saves a lot of time for customers.