Skip to content

Services
Sectors
Projects
Fleet
Company
Contact

Services
Sectors
Projects
Fleet
Company
Contact

Get a Quote +90 000 000 00 00

−0m

Home
News

News

All Guides Technical

2026-09-28, Technical

HQ, NQ and PQ core sizes explained

Core size balances depth, recovery and cost.

KAAN SONDAJ

Engineering the depths

+90 000 000 00 00
info@kaansondaj.com.tr
Türkiye

Working hours: Mon – Sat 08:00 – 18:00, field crews 24/7

Company

About us
HSE & Quality
Projects
Service Areas
News
Careers
FAQ
Contact

Services

Water Well Drilling
Geotechnical Drilling & Site Investigation
Mineral Exploration Drilling
Geothermal Drilling
Anchoring, Grouting & Ground Improvement
Bored & Micro Piling

Legal

Privacy Notice
Cookie Policy

Industry newsletter

One email a month on our projects and drilling technology.

Email

I have read the Privacy Notice and consent to the processing of my personal data to answer my request.

© 2026 Kaan Sondaj. All rights reserved.