4 Flute HSS Straight Flute Hand Plug Tap

Greenfield Threading

317540

4 Flute HSS Straight Flute Hand Plug Tap

Item #101647950

Inch
1/4-28 UNF Thread Size & Type
Plug Chamfer Type
HSS Material
Bright Coating

4 Flutes

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4 Flute HSS Straight Flute Hand Plug Tap

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Product Details

Inch
1/4-28 UNF Thread Size & Type
Plug Chamfer Type
HSS Material
Bright Coating

Specifications

Thread Size & Type	1/4-28 UNF
Shank Square Length	0.3125 in
Thread Length - Metric	16 mm
Shank End Feature	Square
Thread Limit	H3
Thread Creation	Thread Cutting
Material	HSS
Shank Square Width - Metric	4.85 mm
Direction of Cut	Left Hand
Diameter - Decimal	0.25 in
Thread Size - Decimal	0.25 in
Operation Type	Blind Hole, Thru-Hole
Shank Size - Metric	6.48 mm
Ground Threads	Yes
Blank Construction	USCTI Table 302A
Thread Type	UNF
Shank Square Width	0.191 in
Thread Per Inch	28
Chamfer Type	Plug
Shank Square Length - Metric	7.94 mm
Overall Length	2.5 in
No. of Flutes	4
Thread Pitch	N/A
Threads per Inch	28
Tap Type	Hand
Thread Size	1/4 in
Thread Tolerance	2B
Interrupted Thread	No
Diameter - Fraction	1/4 in
Thread Size - Metric	6.35 mm
Truncated Threads	No
Pitch Dia.	H3
Tap Size	1/4 in
Diameter - Wire	E
Thread Length	0.63 in
Spiral Point	No
Weight	0.4 LB

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