Perforator RC Drill Pipe — 3 1/2" × 3 m REMET

PERFORATOR RC drill pipes use a dual-wall design — an outer tube with a hollow inner tube — to deliver uncontaminated samples back to surface, faster penetration, and lower handling time at depth. - Standard version with o-rings; alternative air seal system available - Other lengths available from 1 m to 9 m - Non-standard RC pipes from 3 1/4" up to 8 5/8" OD on request - Friction-welded outer tool joints and inner couplings - Seamless tube body, premium European steel - API and ISO certified with full material traceability