Drills — Industrial OEM Manufacturer | Newtech Sources Co., Ltd.

Product	Model / SKU	Key Specifications	Category	Actions
SDS-Plus & SDS-Max Cross-Head (4-Cutter) Heavy-Duty Rotary Hammer Drill BitIndustrial rotary hammer drill bit with monoblock 4-cutter cross carbide head and twin helical flutes, engineered for reinforced concrete, rebar encounters, and granite.	NT-DRL-116	Solid carbide 4-cutter cross head eliminates jamming when hitting rebar	Drills	Specs
DIN 8039 Tungsten Carbide Tipped (TCT) Masonry & Concrete Impact Drill BitHeavy-duty DIN 8039 masonry drill bit with copper-brazed YG8C tungsten carbide tip, designed for percussion impact drilling in brickwork, concrete block, and stone.	NT-DRL-115	DIN 8039 / ISO 5468 standard compliance for masonry impact drilling	Drills	Specs
Professional Chrome-Vanadium Woodworking Brad Point Drill Bit SeriesHeavy-duty Chrome-Vanadium (Cr-V) brad point woodworking drill bits with mirror-polished flutes for precision doweling, hardwood joinery, and timber construction.	NT-DRL-114	Hardened Chrome-Vanadium (Cr-V) steel holds sharp cutting lips longer	Drills	Specs
1/4" Quick-Change Hex Shank Brad Point Drill Bit for WoodPrecision 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.	NT-DRL-113	Precision center brad point eliminates wandering on wood grains	Drills	Specs
1/4" Quick-Change Hex Shank HSS Impact Drill Bit for MetalImpact-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.	NT-DRL-112	1/4" (6.35mm) DIN 3126 E6.3 quick-change hex shank fits all cordless impact drivers	Drills	Specs
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.	NT-DRL-111	NAS 907 aerospace standard compliance for high concentricity	Drills	Specs
HSS Silver & Deming 1/2" (12.7mm) Reduced Shank Drill BitHeavy-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").	NT-DRL-110	Uniform 1/2" (12.7mm) reduced shank fits standard 1/2" portable drill chucks	Drills	Specs
HSS Double-Ended Sheet Metal & Rivet Hole Drill BitEconomical 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.	NT-DRL-109	Double-ended cutting tips double tool service life per unit cost	Drills	Specs
DIN 341 Extra-Long Morse Taper Shank Heavy-Duty HSS Drill BitExtra-long series Morse taper shank twist drill to DIN 341, delivering extended penetration depth for large castings, die blocks, and thick offshore steel plates.	NT-DRL-108	DIN 341 extra-long series provides significant extra depth over DIN 345	Drills	Specs
DIN 345 Morse Taper Shank (MT1–MT5) Heavy-Duty HSS Drill BitHeavy-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.	NT-DRL-107	DIN 345 precision Morse taper shank (MT1, MT2, MT3, MT4, MT5) eliminates chuck slippage	Drills	Specs
ASME B94.11M Taper Length Straight Shank HSS Drill BitAmerican standard taper length drill bit featuring the long flutes of taper-shank drills combined with a convenient straight shank for standard industrial chucks.	NT-DRL-106	ASME B94.11M Taper Length proportions with straight shank convenience	Drills	Specs
DIN 340 HSS Long-Length Straight Shank Twist Drill BitExtended reach DIN 340 long-series twist drill bit with parabolic chip flute geometry, engineered for deep-hole drilling through bushings and deep structural components.	NT-DRL-105	DIN 340 extended overall and flute length for deep cavity drilling	Drills	Specs