Newtech Sources Co., Ltd.
Newtech Sources Co., Ltd.Est. 1998 · Guangzhou
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Newtech Sources Co., Ltd. · Est. 1998 (28+ Yrs)Process-by-Requirement Custom Manufacturing · FOB/CIF Delivery from Any Port in China100% Pre-Shipment Inspection

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Newtech Sources Co., Ltd.

Newtech Sources Co., Ltd.

Industrial Tooling & PPE Manufacturer · Since 1998

Industrial diamond tools, personal protective equipment (PPE), automotive maintenance tools, and precision hardware engineered to buyer drawings and application requirements.

Unit 9F-H, East Building, Haijing Center, NO.144(M) Huangpu AVE, Guangzhou, China
+86-20-8562 6570/6571/6572/6573
sales@newtech-sources.com

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Diamond Tooling Series

  • Diamond Saw Blades
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Category · Drills

Drills

Industrial diamond blades, core drill bits, PPE safety equipment, automotive maintenance sets, and workshop hand tools. Process-matched to buyer drawings with 100% pre-shipment inspection and delivery from any port in China.

Quick Filter:All ProductsDiamond ToolsDrillsHole SawsWire Brushes
Product Categories

Product Lines

05
All Catalog Products149
  • 01Diamond Tools91
    • Diamond Saw Blades21
    • TCT Saw Blades17
    • Diamond Grinding Wheels12
    • Electroplated Tools15
    • Vacuum Brazed Tools13
    • Diamond Grinding Plates7
    • Diamond Core Bits6
  • 02Hardware & Hand Tools43
    • Drills16
    • Hole Saws13
    • Wire Brushes12
  • 03Safety Products2
  • 04Automotive Tools2
  • 05Promotional Items11
Bespoke OEM / ODM Tooling

Non-standard diameters, segment bond formulas, and arbor configurations manufactured to drawing.

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Showing 12 of 16 productsDrills
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GridTable
NT-DRL-116Drills
SDS-Plus & SDS-Max Cross-Head (4-Cutter) Heavy-Duty Rotary Hammer Drill Bit

SDS-Plus & SDS-Max Cross-Head (4-Cutter) Heavy-Duty Rotary Hammer Drill Bit

Industrial rotary hammer drill bit with monoblock 4-cutter cross carbide head and twin helical flutes, engineered for reinforced concrete, rebar encounters, and granite.

Key SpecSolid carbide 4-cutter cross head eliminates jamming when hitting rebar
PerformanceCompatible with all SDS-Plus (10mm (3/8")) and SDS-Max (18mm (0.71")) rotary hammer machines
Specs
NT-DRL-115Drills
DIN 8039 Tungsten Carbide Tipped (TCT) Masonry & Concrete Impact Drill Bit

DIN 8039 Tungsten Carbide Tipped (TCT) Masonry & Concrete Impact Drill Bit

Heavy-duty DIN 8039 masonry drill bit with copper-brazed YG8C tungsten carbide tip, designed for percussion impact drilling in brickwork, concrete block, and stone.

Key SpecDIN 8039 / ISO 5468 standard compliance for masonry impact drilling
PerformancePremium YG8C tungsten carbide cutter brazed at 1100°C for extreme durability
Specs
NT-DRL-114Drills
Professional Chrome-Vanadium Woodworking Brad Point Drill Bit Series

Professional Chrome-Vanadium Woodworking Brad Point Drill Bit Series

Heavy-duty Chrome-Vanadium (Cr-V) brad point woodworking drill bits with mirror-polished flutes for precision doweling, hardwood joinery, and timber construction.

Key SpecHardened Chrome-Vanadium (Cr-V) steel holds sharp cutting lips longer
PerformancePrecision-machined centering point prevents bit skating on dense woods
Specs
NT-DRL-113Drills
1/4" Quick-Change Hex Shank Brad Point Drill Bit for Wood

1/4" Quick-Change Hex Shank Brad Point Drill Bit for Wood

Precision brad point wood drill bit with 1/4" hex shank and dual outer cutting spurs for tear-out-free blind and through holes in hardwoods, MDF, and cabinetry.

Key SpecPrecision center brad point eliminates wandering on wood grains
PerformanceDual outer spurs scribe clean hole perimeter without surface blowout
Specs
NT-DRL-112Drills
1/4" Quick-Change Hex Shank HSS Impact Drill Bit for Metal

1/4" Quick-Change Hex Shank HSS Impact Drill Bit for Metal

Impact-ready 1/4" (6.35mm) hex shank HSS twist drill bit designed for rapid bit swaps in cordless impact drivers and drills without chuck slipping.

Key Spec1/4" (6.35mm (1/4")) DIN 3126 E6.3 quick-change hex shank fits all cordless impact drivers
PerformanceImpact-rated torsion neck absorbs peak torque spikes to protect cutting edge
Specs
NT-DRL-111Drills
HSS Aircraft Extension Drill Bit (6" & 12" Long Reach)

HSS Aircraft Extension Drill Bit (6" & 12" Long Reach)

Precision aircraft extension twist drill engineered to NAS 907 standards with 6" (152mm) and 12" (305mm) reach for aerospace, HVAC, and deep recessed framework drilling.

Key SpecNAS 907 aerospace standard compliance for high concentricity
PerformanceAvailable in 6" (152mm (6")) and 12" (305mm (12")) extended overall reach
Specs
NT-DRL-110Drills
HSS Silver & Deming 1/2" (12.7mm) Reduced Shank Drill Bit

HSS Silver & Deming 1/2" (12.7mm) Reduced Shank Drill Bit

Heavy-duty 1/2" (12.7mm) reduced shank Silver & Deming drill bits allowing portable handheld drill chucks to drill large holes from 13mm (1/2") up to 38mm (1-1/2").

Key SpecUniform 1/2" (12.7mm (1/2")) reduced shank fits standard 1/2" portable drill chucks
Performance3-flat shank profile prevents drill slippage under extreme rotary torque
Specs
NT-DRL-109Drills
HSS Double-Ended Sheet Metal & Rivet Hole Drill Bit

HSS Double-Ended Sheet Metal & Rivet Hole Drill Bit

Economical double-ended HSS drill bit offering two cutting tips on a single body, doubling drill life for automotive body assembly, HVAC ducting, and sheet metal riveting.

Key SpecDouble-ended cutting tips double tool service life per unit cost
PerformanceShort flutes and rigid web eliminate drill chatter and breakage in thin sheet
Specs
NT-DRL-108Drills
DIN 341 Extra-Long Morse Taper Shank Heavy-Duty HSS Drill Bit

DIN 341 Extra-Long Morse Taper Shank Heavy-Duty HSS Drill Bit

Extra-long series Morse taper shank twist drill to DIN 341, delivering extended penetration depth for large castings, die blocks, and thick offshore steel plates.

Key SpecDIN 341 extra-long series provides significant extra depth over DIN 345
PerformanceSelf-locking Morse taper shank MT1, MT2, MT3, MT4 for positive spindle drive
Specs
NT-DRL-107Drills
DIN 345 Morse Taper Shank (MT1–MT5) Heavy-Duty HSS Drill Bit

DIN 345 Morse Taper Shank (MT1–MT5) Heavy-Duty HSS Drill Bit

Heavy-duty DIN 345 industrial twist drill bit with precision Morse taper shank (MT1 to MT5) designed for radial drill presses, industrial lathes, and boring mills.

Key SpecDIN 345 precision Morse taper shank (MT1, MT2, MT3, MT4, MT5) eliminates chuck slippage
PerformanceReinforced heavy web core for maximum torsional resistance in thick steel sections
Specs
NT-DRL-106Drills
ASME B94.11M Taper Length Straight Shank HSS Drill Bit

ASME B94.11M Taper Length Straight Shank HSS Drill Bit

American standard taper length drill bit featuring the long flutes of taper-shank drills combined with a convenient straight shank for standard industrial chucks.

Key SpecASME B94.11M Taper Length proportions with straight shank convenience
PerformanceSignificantly longer reach than standard jobber drills
Specs
NT-DRL-105Drills
DIN 340 HSS Long-Length Straight Shank Twist Drill Bit

DIN 340 HSS Long-Length Straight Shank Twist Drill Bit

Extended reach DIN 340 long-series twist drill bit with parabolic chip flute geometry, engineered for deep-hole drilling through bushings and deep structural components.

Key SpecDIN 340 extended overall and flute length for deep cavity drilling
PerformanceWide parabolic flute channels accelerate deep-bore chip ejection
Specs
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