Double Casing Drilling Tools Crown Bit and Percussion Bit

• Certification：ISO 9001:2000
• Standard：GB, GOST
• Surface Treatment：Spray-Paint
• Manufacturing Process：Casting
• Material：Alloy Steel
• Reamed Diameter：125-225mm

=== Base Info ===

• Model NO.：R56 R78 R83 R102
• Condition：100% New
• Delivery：20-30days
• MOQ：1PCS
• Color：on Request
• After Sale Service：Yes
• OEM/ODM：Yes
• Transport Package：Carton
• Specification：118-216mm
• Trademark：SANSUNG
• Origin：China
• HS Code：82071300
• Production Capacity：30000 PCS,Year

=== Description ===

Outer Dia.
 (mm)

Reamed Dia
 (mm)

Inner Dia
 (mm)

Thread Size
 (mm)

Drill Rod Dia
 (mm)

Drill Bit Dia
 (mm)

Thread

118

125

88

104.5

76

83

R56

133

140

108

122

76

102

R56

146

152

120

134

89

116

R78

168

172

133

146.5

114

128

R83

216

225

178

203

114

165

R102

Quality warranty
Our products are made of high quality steel and all spares parts are inspected strictly before shipping.

Production time
within 15-25 days after receiving the advance payment or full payment

Transportation
according to your requests.

Package
The material of packing is ply-wooden cases and pallet to avoid the damage in transportation.

Double Casing Drilling Tools (For TOP HAMMER)

Double Casing Drilling Tools (For DTH HAMMER )