SUBORUI 1/4" HSS Fully Ground TiN Coated Hex Shank Bit
DIN standard, fully ground split point for pilot drilling and quick-release setups in mixed structural assemblies.
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19+
Years Precision OEM Experience
90M
Annual Tooling Output
HRC 65-68
M35/M42/Solid Carbide Hardness
Intertek
Factory Verified Verification
Direct Manufacturing Line
High-Performance Annular & End Milling Cutters
Engineered for high-torque magnetic drills, CNC horizontal machining centers, and heavy radial broaching in Budapest's automotive and structural manufacturing nodes.
SUBORUI M42 8% Cobalt Bi-Metal Deep Hole Saw Cutter
Variable pitch 4/6 TPI geometry designed for interrupted cutting of structural tubes and alloy casing panels.
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SUBORUI 35-100mm Heavy-Duty Borderless Core Broach
Large diameter penetrator with rapid chip evacuation channels for commercial plant construction.
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SUBORUI 4-Flute CNC Solid Carbide HRC65 Weldon-Ready Mill
AlTiN coated ultra-micrograin carbide for hard milling and slotting abrasive stainless steels without chatter.
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SUBORUI DIN338 HSS M2 / 6542 Fully Ground TiN Cutters
135° split point, self-centering precision shank tooling calibrated to eliminate wandering on curved surfaces.
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SUBORUI DIN352 Production Straight Flute Threading Taps
M2 to M10 precision-ground threads for clean through-hole tapping in heavy cast metals and alloy bars.
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SUBORUI Industrial Grade Brad Point Deep Boring Tool
Double spur outline cutters ensure tear-free rim cut execution for modular fixture manufacturing.
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BORUI DIN338 M35 5% Cobalt High-Red-Hardness Cutters
Amber surface finish, designed specifically for thermal resistance when core-drilling Hardox and duplex alloys.
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Engineering Whitepaper
Weldon Shank Tooling Architecture & Metallurgy
A technical assessment of torsional transmission, DIN 1835-B tolerances, and custom cutting geometry for high-feed industrial exports to Hungary.
⚙ Rigid Torque Lock-In
The Weldon shank system (DIN 1835-B / ISO 9766) utilizes dual drive flats (3/4" or 19.05mm shank diameter standard, and 1-1/4" for diameters exceeding 60mm). Unlike conventional three-jaw or Morse-taper friction chucks, clamping screws register directly perpendicular against ground drive flats.
- Zero Torsional Slippage: Prevents tool spin under aggressive feed rates.
- Precision Tolerances: Bore fit machined within h6 shank limits.
- Positive Pilot Pin Activation: Center spring slug expulsion prevents cutter stall.
🔬 Metallurgy & Grain Structure
WRD Tools produces Weldon shank cutters across three metallurgy tiers: M2 (W6Mo5Cr4V2) for general structural steels, M35 (5% Cobalt) for high-tensile fabrications, and Tungsten Carbide Tipped (TCT) inserts micro-brazed to alloy bodies for abrasive workpieces.
- Hot Hardness (Red Hardness): M35 sustains HRC 64 at continuous 600°C cuts.
- Alternating Tooth Geometry: Dual-cut outer/inner relief splits the chip curl.
- Vacuum Salt-Bath Quenching: Uniform core toughness minimizes tooth shear.
🛡 Anti-Wear Surface Coatings
For demanding continuous production schedules, specialized PVD treatments are applied to reduce coefficient of friction, maintain tooth sharp margins, and suppress built-up edge (BUE) formation when machining sticky austenitic steels or abrasive composite layers.
- TiN (Titanium Nitride): General multi-purpose reduction of friction drag.
- TiAlN / AlTiN: Forms an aluminum oxide barrier effective above 800°C.
- Steam Temper (Black Oxide): Retains coolant in porous oxide layer for deeper holes.
Market Dynamics
Budapest & Central European Sourcing Trends
How Hungarian tooling distributors, equipment rebuilders, and Tier-1 contractors are adapting their cutter procurement strategies.
📈 High-Efficiency Annular Over Drilling
Machining operations across Csepel Industrial Park and northern Pest manufacturing parks are transitioning from conventional solid twist drills to annular core cutters. By cutting only the periphery of the hole, power consumption is reduced by up to 40%, feed rates triple, and secondary reaming passes are eliminated.
⚡ Rise of EV & Battery Plant Tooling
With massive electric vehicle investments in nearby regions (such as Göd, Komárom, and Debrecen) requiring custom support tooling fabricated in Budapest workshops, demand for specialized wear-resistant TiAlN-coated Weldon tools targeting high-nickel alloys and structural aluminum extrusions has surged by 34% year-over-year.
📦 Demand for OEM / Private Labeling
Hungarian industrial supply houses (Szerszámkereskedelem) are increasingly bypassing regional multi-tier distributors in favor of direct OEM partnerships with verified manufacturers. Direct factory sourcing allows custom laser etching, localized Hungarian-language blister packaging, and stable custom dimensions tailored to regional client needs.
Purchaser Advisory
Frequently Asked Questions by Hungarian Buyers
Key technical and logistics inquiries common among procurement managers sourcing from Jiangsu WRD Tools for delivery into Budapest and Central Europe.
What is the standard shank standard compatibility for magnetic drills used in Hungary?
Our Weldon shank cutters adhere strictly to DIN 1835-B with a 19.05mm (3/4") shank and two clamping flats positioned at 90°, making them universally compatible with standard Euro-spec magnetic drills common in Budapest job sites, including BDS, Euroboor, Alfra, Fein (with Quick-IN adapter), and Rotabroach machines.
Should our workshops select HSS-M2, M35 Cobalt, or TCT for structural steelwork?
For general structural steel (S235, S275, S355) up to 25mm thickness, HSS-M2 provides the most economical cost-per-hole and can be resharpened. For high-tensile steels, stainless steel (AISI 304/316), or plates thicker than 35mm, we strongly advise M35 cobalt or TCT (Tungsten Carbide Tipped) cutters to resist thermal micro-chipping.
Can WRD Tools provide custom depths and diameters for specific rail/bridge jobs?
Yes. As a direct OEM factory with dedicated CNC flute grinding workshops, we produce custom annular cutters with cutting depths of 25mm, 35mm, 50mm, 75mm, and up to 100mm, with custom diameter increments machined to within ±0.01mm tolerances upon drawing submission.
What are the logistics transit times and Incoterms for Budapest shipments?
We support FOB Shanghai/Ningbo, CIF Koper/Hamburg, or DDP direct to your Budapest facility. Transit via sea freight to European gateway ports followed by rail/road connection into Pest hubs averages 28 to 35 days. For urgent tooling samples or custom pre-production runs, express air freight delivers within 5 to 7 business days.
What are the minimum order quantities (MOQ) for custom OEM laser etching and branding?
For standard sizes with custom laser marking (your company brand, part number, and metric specs on the shank), our MOQ starts at 50 to 100 pieces per size. Full private-label retail color boxes and fitted sets carry an MOQ of approximately 500 to 1,200 sets depending on packaging specifications.
How does WRD Tools assure tool concentricity and run-out accuracy?
Every production batch undergoes strict quality control: blank hardness verification after heat treatment, computerized optical run-out inspection (maintaining total radial run-out below 0.02mm), and destructive load drilling tests on calibrated high-tensile steel blocks prior to shipment release.
Verified Industrial Partner
Jiangsu WRD Tools: True Manufacturing Scalability
Founded in March 2007 in Danyang, Jiangsu Province—China's primary cutting tool cluster—Jiangsu WRD Tools Co., Ltd. operates a 12,000 m² state-of-the-art production complex. With over 150 skilled technicians and annual sales exceeding RMB 80 million, our facilities operate autonomous workshops for twist drill bits, annular cutters, taps, and carbide tooling.
Third-Party Verified Credibility: Our premises, CNC automated lines, quality inspection procedures, and metallurgical testing benches have been audited on-site by Intertek. We are recognized as an official High-Tech Enterprise of Jiangsu Province.
Over the past 19 years, our OEM production lines have delivered reliable industrial tooling for global cutting brands and hardware groups across Germany, Switzerland, the United States, and Northern Europe. We bring this exact tier of repeatable German-standard precision directly to Hungarian distributors and machine shops.
Request a Direct Factory Quote for Budapest Delivery
Send your required Weldon cutter specifications, custom blueprints, or distributor volume requirements. Our technical engineering export team will provide a comprehensive DDP/CIF Budapest quotation within 24 business hours.
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