Sandvik 3/4-10 UNC Spiral Flute Tap – Premium Blind-Hole Tapping (DIN 2184-1)

Engineered for precision and durability in CNC and conventional machining. The spiral flute geometry with a 45o helix angle ensures efficient chip evacuation from blind holes, preventing clogging and maintaining smooth, accurate threading. Optimized for blind-hole tapping in steels, stainless steels, and cast irons (PMK).

Key Features & Benefits

High Wear Resistance – HSS-E substrate with advanced PVD FeN coating delivers excellent tool life in tough applications.
Reliable Chip Evacuation – 45o spiral flutes designed for clean swarf removal in blind holes.
Production Ready – DIN 2184-1 shank standard with 4-flute construction ensures stability and efficiency.
Accurate Threading – Ground to UNC 2B tolerance for consistent, precision threads.

Technical SpecificationsWhy Choose This Tool?

This Sandvik spiral flute tap uses a high-performance HSS-E substrate with a durable PVD FeN coating and a 45o spiral design for efficient chip evacuation. With a 4-flute configuration and DIN 2184-1 shank, it delivers strength, precision, and consistent performance in blind-hole tapping of PMK materials-ideal for demanding CNC and production environments.

Specification	Metric	Imperial
Workpiece Material(s)	PMK
Thread Size	UNC 3/4-10	3/4-10
Thread Form	UNC 60o	UNC 60o
Thread Pitch	2.54 mm (equiv.)	10 TPI
Thread Diameter	19.05 mm	0.7500 in
Tap Chamfer Length	5.18 mm	0.2039 in
Premachined Hole Diameter	16.5 mm	0.6496 in
Premachined Hole Type / Hole Type	Blind hole	Blind hole
Thread Tolerance Class	2B
Shank Standard	DIN 2184-1
Usable Length (LU)	80.75 mm	3.1791 in
Functional Length (LF)	125 mm	4.9213 in
Overall Length (OAL)	125 mm	4.9213 in
Neck Diameter	13.6 mm	0.5354 in
Flute Count	4
Flute Helix Angle	45o
Radial Rake Angle	13o
Threading Length	25 mm	0.9843 in
Threading Chamfer Type	C = 2-3xTP
Chip Breaker	XM
Grade	B145
Substrate	HSS-E
Coating	PVD FeN
Coolant Entry / Exit	Without / None
Connection – Machine Side	Tap shank DIN-metric 14.00 × 11.00
Connection Diameter (Machine Side)	14.0 mm	0.5512 in
Connection Diameter Tolerance	h9
Weight	0.1293 kg	0.2851 lb
Maximum Regrinds	0
Release Date	02/25/2014
Release Pack ID	14.1	-

This product is sold by a third-party seller and they are responsible for their product, the content of their listing and any exchanges of return of their product.

All products sold by third-parties are subject to guarantees that cannot be excluded under the Consumer Guarantees Act.

Sandvik 3/4-10 UNC Spiral Flute Tap – Premium Blind-Hole Tapping (DIN 2184-1)

Key Features & Benefits

High Wear Resistance – HSS-E substrate with advanced PVD FeN coating delivers excellent tool life in tough applications.
Reliable Chip Evacuation – 45o spiral flutes designed for clean swarf removal in blind holes.
Production Ready – DIN 2184-1 shank standard with 4-flute construction ensures stability and efficiency.
Accurate Threading – Ground to UNC 2B tolerance for consistent, precision threads.

Technical SpecificationsWhy Choose This Tool?

Specification	Metric	Imperial
Workpiece Material(s)	PMK
Thread Size	UNC 3/4-10	3/4-10
Thread Form	UNC 60o	UNC 60o
Thread Pitch	2.54 mm (equiv.)	10 TPI
Thread Diameter	19.05 mm	0.7500 in
Tap Chamfer Length	5.18 mm	0.2039 in
Premachined Hole Diameter	16.5 mm	0.6496 in
Premachined Hole Type / Hole Type	Blind hole	Blind hole
Thread Tolerance Class	2B
Shank Standard	DIN 2184-1
Usable Length (LU)	80.75 mm	3.1791 in
Functional Length (LF)	125 mm	4.9213 in
Overall Length (OAL)	125 mm	4.9213 in
Neck Diameter	13.6 mm	0.5354 in
Flute Count	4
Flute Helix Angle	45o
Radial Rake Angle	13o
Threading Length	25 mm	0.9843 in
Threading Chamfer Type	C = 2-3xTP
Chip Breaker	XM
Grade	B145
Substrate	HSS-E
Coating	PVD FeN
Coolant Entry / Exit	Without / None
Connection – Machine Side	Tap shank DIN-metric 14.00 × 11.00
Connection Diameter (Machine Side)	14.0 mm	0.5512 in
Connection Diameter Tolerance	h9
Weight	0.1293 kg	0.2851 lb
Maximum Regrinds	0
Release Date	02/25/2014
Release Pack ID	14.1	-

This product is sold by a third-party seller and they are responsible for their product, the content of their listing and any exchanges of return of their product.

All products sold by third-parties are subject to guarantees that cannot be excluded under the Consumer Guarantees Act.

SANDVIK Sandvik HSS-PM Blue Spiral Flute PVD FeN coated Tap 3/4" UNC, DIN 2184-1 Long Body

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