Top 10 Surface Set Core Bit Suppliers, Manufacturers, Wholesalers and Traders in Myanmar

With over 15 years in the industry, Myanmar Drilling Solutions (MDS) has cemented its reputation as a go-to name for surface set core bits and related drilling accessories. Based in Yangon, MDS started as a small trading outfit but quickly expanded into manufacturing, focusing on durability and adaptability—two traits crucial for Myanmar's diverse terrain, from the marble quarries of Sagaing to the granite formations of Kayah State.

Their product line includes a wide range of surface set core bits, from standard BQ and NQ sizes for geological sampling to larger HQ and PQ bits for deep-well drilling. What sets MDS apart is their commitment to customization: if a client needs a surface set core bit with specific diamond concentration for extra-hard rock, their in-house engineers can tweak the design in days, not weeks. They also stock essential accessories like core lifters, reaming shells, and drill rods, making them a one-stop shop for many local mining teams.

MDS prides itself on wholesale accessibility, offering bulk discounts for orders over 50 units—a hit with construction companies and international NGOs running large-scale infrastructure projects. Their after-sales service is another win: a team of technicians travels to remote sites to help with bit maintenance, ensuring tools last longer and projects stay on schedule.

Golden Rock Tools Co. has made a name for itself by specializing in high-performance surface set core bits for the mining sector. Founded in 2010 in Mandalay, this family-owned business began by importing tools from China but soon shifted to local manufacturing, leveraging Myanmar's abundant tungsten and carbide resources to produce bits that rival international quality at a fraction of the cost.

Their star product? A surface set core bit optimized for gold and jade mining in Kachin State, where rock formations are notoriously abrasive. The bit's matrix body is reinforced with extra carbide inserts, and the diamond surface is "graded" to stay sharp longer—miners report 30% more drilling time between replacements compared to generic imports. Golden Rock also produces diamond core bits for exploration, including impregnated and surface set varieties, and has recently added PDC cutters to their lineup, catering to clients transitioning to newer drilling technologies.

What clients love most is Golden Rock's transparency. They provide detailed test reports for every batch of surface set core bits, showing hardness ratings, diamond distribution, and expected performance in different rock types. This level of detail has earned them contracts with major mining conglomerates, including those operating in the Letpadaung copper mine.

Yangon CoreTech Industries is all about precision—and that's why geological survey teams across Myanmar rely on their surface set core bits. Established in 2012, this supplier focuses on small to medium-sized core bits (BQ to NQ) used for detailed soil and rock sampling, a critical step in infrastructure planning and mineral exploration.

CoreTech's surface set core bits are engineered for accuracy. The diamond particles are evenly distributed using a computer-controlled setting process, ensuring consistent cutting and clean sample retrieval—essential for geologists analyzing mineral composition or structural integrity. They also offer specialized bits for sensitive environments, like eco-friendly surface set core bits with reduced vibration, used in archaeological surveys near Bagan's ancient temples.

Beyond core bits, CoreTech stocks a range of cutting tools, including carbide drag bits and thread button bits, but their surface set line remains the bestseller. They've recently partnered with a Thai distributor to expand into Southeast Asia, but their heart is still in Myanmar: 60% of their workforce is trained locally, and they offer internships to engineering students from Yangon Technological University, fostering the next generation of drilling experts.

Mandalay Mining & Drilling Supplies (MMDS) is a wholesaler with a difference: they don't just sell surface set core bits—they educate clients on how to use them better. Since 2008, this supplier has built a loyal customer base by combining quality products with free training workshops, helping small-scale miners in rural areas maximize their drilling efficiency.

MMDS sources surface set core bits from trusted manufacturers in China and India, focusing on affordability without sacrificing performance. Their most popular model is a 76mm surface set core bit ideal for water well drilling in dry regions like Magway Division; it's designed to handle clay and sandstone, two common formations in the area. They also stock related accessories, from drill rods to core barrels, and offer flexible payment plans—critical for small miners with tight cash flow.

The workshops are a game-changer. Held monthly in Mandalay and occasionally in rural hubs like Monywa, they cover topics like "Choosing the Right Surface Set Core Bit for Your Rock Type" and "Extending Bit Life Through Proper Maintenance." Attendees get hands-on experience with MMDS products, and many leave with discount coupons—turning first-time buyers into repeat customers. It's this focus on community that has made MMDS a household name in Myanmar's small mining sector.

Nestled in Taunggyi, Shan State Diamond Tools (SSDT) is a regional supplier with a big footprint. Founded in 2015, SSDT specializes in surface set core bits for the unique geology of Shan State—think limestone karsts, marble, and volcanic rock—and has expanded to serve clients in neighboring Kayah and Kayin States.

Their claim to fame is the "ShanShield" surface set core bit, which features a proprietary matrix blend resistant to heat buildup—a common issue when drilling in Shan's high-temperature geothermal zones. The bit's design also reduces "bit balling" (clay sticking to the surface), a problem that plagues many miners in the region's red soil areas. SSDT manufactures in-house, using locally sourced carbide and imported diamonds, allowing them to keep prices competitive and delivery times short (usually 3-5 days for in-state orders).

SSDT isn't just about surface set core bits, though. They've recently ventured into mining cutting tools, including trencher cutting tools and thread button bits, to serve the growing construction sector in Shan State, where new roads and hydropower projects are booming. Their small but dedicated sales team speaks Shan, Burmese, and Thai, making them a favorite among cross-border traders.

When it comes to surface set core bits for oil and gas exploration, Myanmar Oilfield Services (MOS) is the expert. Based in Naypyidaw, this supplier has been a key player in Myanmar's energy sector since 2005, providing high-end drilling tools to companies like TotalEnergies and Chevron.

MOS's surface set core bits are built for extreme conditions: high pressure, high temperature, and hard formations like sandstone and shale common in oil reservoirs. They're API-certified, meeting international standards for quality and safety, and undergo rigorous testing in MOS's on-site lab—each bit is pressure-tested to 5,000 psi before leaving the factory. The company also offers specialized diamond core bits for directional drilling, a technique used to reach oil deposits deep underground with minimal surface disturbance.

While their primary focus is oil and gas, MOS doesn't neglect other sectors. They stock surface set core bits for mining and construction, and their wholesale division offers bulk pricing for large infrastructure projects, such as the Thilawa Special Economic Zone. With a team of ex-oilfield engineers on staff, MOS provides technical support that goes beyond sales—clients can call anytime for advice on bit selection or troubleshooting, even in the middle of a drilling operation.

Bago Drilling Essentials is proof that you don't need to be the biggest supplier to make an impact. This family-run wholesaler, founded in 2018 in Bago, has carved a niche by focusing on "hard-to-find" surface set core bits and accessories, serving clients who need specialized tools for unique projects.

For example, Bago Drilling Essentials is one of the few suppliers in Myanmar that stocks surface set core bits with custom thread sizes, catering to older drill rigs still in use in rural areas. They also carry rare sizes, like 113mm reaming shells for electroplated diamond core bits, and hard-to-source parts like carbide tips for bullet teeth. Their inventory is small but carefully curated, and owner U Aung Myint prides himself on knowing every product in stock—clients say he can recommend the perfect surface set core bit for a project just by hearing a description of the rock type.

Bago Drilling Essentials may not have the flashy facilities of larger suppliers, but they make up for it with personalized service. U Aung Myint often delivers orders personally to clients in Bago and Yangon, and he's known for going the extra mile—like staying open late to help a miner who needs a replacement bit to finish a job before monsoon season hits. It's this level of care that has earned Bago Drilling Essentials a loyal following, even among bigger companies.

Pathein Coastal Drilling Tools is all about serving Myanmar's coastal regions, where drilling conditions are as unique as the landscape. Founded in 2014 in Pathein, this supplier specializes in surface set core bits resistant to saltwater corrosion—a must for projects like offshore wind farm exploration or coastal road construction.

Their coastal-grade surface set core bits feature a stainless-steel matrix and protective coating, preventing rust even when used in brackish water. Fishermen-turned-miners in the Ayeyarwady Delta swear by their 50mm surface set core bit for extracting soil samples to assess land stability before building stilt houses. Pathein Coastal also produces diamond core bits for beach sand mining, a growing industry in Rakhine State, and has recently added drill rig accessories like corrosion-resistant drill rods to their lineup.

What makes Pathein Coastal stand out is their understanding of local needs. They offer "coastal bundles" that include a surface set core bit, reaming shell, and core barrel—everything a small team needs to start drilling—at a discounted price. They also provide free delivery to coastal towns via boat, a service that saves clients time and money in regions with limited road access.

Magway Industrial Tools (MIT) is the go-to supplier for budget-conscious buyers who refuse to compromise on quality. Located in Magway, this manufacturer and wholesaler has been producing affordable surface set core bits since 2010, targeting small-scale miners, farmers, and local construction crews.

MIT's surface set core bits are designed for everyday use: they're not the fanciest, but they're reliable and priced to sell. A standard 76mm surface set core bit costs 20% less than imported alternatives, making them popular among farmers drilling water wells or small quarries extracting gravel for road construction. The company uses a mix of local and imported materials—Myanmar-made carbide and Chinese diamonds—to keep costs down, and their simple, no-frills design means easy maintenance; even first-time users can sharpen the bit with basic tools.

Despite their focus on affordability, MIT doesn't cut corners on safety. All their surface set core bits are tested for structural integrity, and they provide basic safety guides in Burmese and English. They also run a "trade-in" program: clients can return old bits for a discount on new ones, reducing waste and keeping tools accessible for those on tight budgets. It's this combination of value and responsibility that has made MIT a staple in Magway and neighboring regions.

Rounding out our list is Naypyidaw Engineering & Drilling (NED), a supplier that bridges the gap between local and international markets. Founded in 2016, NED partners with leading Chinese and South Korean manufacturers to import high-quality surface set core bits, then adapts them to Myanmar's unique conditions—adding extra carbide, adjusting diamond concentration, or modifying thread sizes to fit local drill rigs.

NED's flagship product is a "hybrid" surface set core bit that combines Chinese diamond technology with Myanmar-made carbide inserts. The result? A bit that's 25% more durable than standard imports but costs less than fully imported options. They also stock a wide range of diamond core bits, including impregnated and surface set varieties, and have recently added PDC cutters to their inventory, catering to clients looking for faster drilling speeds.

NED's strength lies in their global network. They attend international drilling trade shows, bringing back the latest innovations to Myanmar, and their team includes bilingual engineers who can communicate with foreign clients and suppliers alike. This has helped them secure contracts with international NGOs, including those building water wells in Rakhine State, and position themselves as a gateway for foreign companies entering Myanmar's drilling market.