Customized DTH Drill Bits

Customized DTH Drill Bits

Technical Parameter

Head Diameter(mm) Port holes Button qty.pcs*dia.mm
Button Type(Optional) Gauge Buttons Front buttons
130 3 Ballistic 9*φ14 3*φ13
140 3 Ballistic 9*φ14 3*φ14
150 3 Ballistic 9*φ14 3*φ14
152 3 Ballistic 9*φ15 3*φ15
165 3 Ballistic 9*φ15 3*φ15
180 3 Ballistic 9*φ15 3*φ15
180 3 Ballistic 9*φ16 3*φ15
190 3 Ballistic 9*φ16 4*φ15
203 3 Ballistic 9*φ16 4*φ15
219 3 Ballistic 12*φ16 4*φ15
254 3 Ballistic 15*φ16 4*φ15
Contact us

Request A Quote

Welcome to contact us at any time to get the latest product information and quotations.
Email address

info@rockdrillmaster.com
sales@rockdrillmaster.com

Phone numbers

Mobile : +86 188 2419 8826

Our location

Pingjiang Industrial Park, Yueyang,
Hunan Province, China