Sutton T699 G 1 x 11 TPI Spiral Flute Tap R50 Black Magic - PM-HSSE V3 - Hardlube
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This is the Sutton T699 BSPF (G) Spiral Flute Tap R50 Black Magic - PM-HSSE V3 - Hardlube - DIN 5156.
The Sutton T699 is a spiral flute tap (R50 spiral, UNI designation, Black Magic range) for BSPF (G) threads, made from powder metallurgy, vanadium grade high speed steel (PM-HSSE V3) with a Hardlube (TiAlN + WC/C) coating. This listing covers 7 sizes from G 1/4 x 19 TPI to G 1 x 11 TPI.
The 50° right-hand spiral flute suits blind holes in long chipping materials: the high helix angle curls the chips and transports them back out of the hole. The tap cuts on reversal, so the flutes have rake on both front and back faces. The UNI designation is for normal, general purpose materials, with a normal rake angle and high thread relief, in powder metal high speed steel. The chamfer is Form C (2.5 x P), generally for blind holes.
The thread standard is ISO 228. The tap is built to DIN 5156: reduced shank with square drive.
Where this product is used
- Universal high performance tapping.
- Use in stainless steels and high strength steels up to 850 N/mm2.
- Suitable for synchronous tapping in machine operations.
- Blind holes up to 3 x d1.
Design features
- Powder metallurgy, vanadium grade high speed steel (PM-HSSE V3). The very fine and uniform grain structure allows high hardness while keeping good toughness, for materials up to 40 HRC and difficult-to-machine materials such as stainless steels.
- Hardlube (TiAlN + WC/C) coating for tapping hard-to-machine materials, with minimum quantity lubrication (MQL) or dry machining, longer tool life and higher cutting speeds.
- 4 to 5 flutes, depending on size.
- 50° right-hand spiral flute.
- Form C chamfer, 2.5 x P.
- Thread standard ISO 228.
- The UNI designation is for normal, general purpose materials, with a normal rake angle and high thread relief, in powder metal high speed steel.
- PM-HSSE V3 offers superior tool life.
- DIN 5156 construction, reduced shank with square drive.
Sizes
Dimensions are in millimetres. Item numbers are the Sutton catalogue numbers. If you are not sure which tapping drill to use, try our tap drill size selector.
| Item no. | Thread size | TPI | Tapping drill (mm) | l1 overall (mm) | l2 thread (mm) | d2 shank (mm) | sq square (mm) | l4 square length (mm) | Flutes |
|---|---|---|---|---|---|---|---|---|---|
| T699 1316 | G 1/4 x 19 TPI | 19 | 11.8 | 100 | 22 | 11 | 9 | 12 | 4 |
| T699 1666 | G 3/8 x 19 TPI | 19 | 15.3 | 100 | 22 | 12 | 9 | 12 | 5 |
| T699 2096 | G 1/2 x 14 TPI | 14 | 19 | 125 | 25 | 16 | 12 | 15 | 5 |
| T699 2291 | G 5/8 x 14 TPI | 14 | 21 | 125 | 25 | 18 | 14.5 | 17 | 5 |
| T699 2644 | G 3/4 x 14 TPI | 14 | 24.5 | 140 | 28 | 20 | 16 | 19 | 5 |
| T699 3020 | G 7/8 x 14 TPI | 14 | 28.5 | 150 | 28 | 22 | 18 | 21 | 5 |
| T699 3325 | G 1 x 11 TPI | 11 | 31 | 160 | 30 | 25 | 20 | 23 | 5 |
Key specifications
| Specification | Detail |
|---|---|
| Catalogue code | T699 |
| Type | Spiral flute tap |
| Thread series | BSPF (G) |
| Material | PM-HSSE V3 |
| Finish | Hardlube |
| Designation | UNI |
| Spiral | R50 (50° right-hand) |
| Chamfer | Form C / 2.5 x P |
| Thread standard | ISO 228 |
| Standard | DIN 5156 |
| Flutes | 4 to 5 |
| Sizes in this listing | 7 sizes, G 1/4 x 19 TPI to G 1 x 11 TPI |
Related products
Related Sutton taps: T699 G 1/8 x 28 TPI BSPF (G) Spiral Flute Tap R50 Black Magic - PM-HSSE V3 - Hardlube - DIN 5156.
Product details
| Model | T6993325 |
|---|---|
| Thread Size | G 1 x 11 TPI |
| Threads Per Inch (TPI) | 11 |
| Tapping Drill Size (mm) | 31 |
| Overall Length (mm) | 160 |
| Thread Length (mm) | 30 |
| Shank Diameter (mm) | 25 |
| Square Size (mm) | 20 |
| Square Length (mm) | 23 |
| Number of Flutes | 5 |
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Sutton T699 BSPF (G) Spiral Flute Tap R50 Black Magic - PM-HSSE V3 - Hardlube - DIN 5156: 1 x 11 BSPF
SKU: A0131490 | Model: T6993325
This is the tap size 1 x 11 BSPF option of the Sutton T699 BSPF (G) Spiral Flute Tap R50 Black Magic - PM-HSSE V3 - Hardlube - DIN 5156. Key details for this option: thread size G 1 x 11 TPI, thread length 30mm, tapping drill size 31mm, square size 20mm, shank diameter 25mm.
Sutton T699 Spiral Flute Tap R50 UNI Black Magic
The Sutton T699 is a spiral flute tap (R50 spiral, UNI designation, Black Magic range) for BSPF (G) threads, made from powder metallurgy, vanadium grade high speed steel (PM-HSSE V3) with a Hardlube (TiAlN + WC/C) coating. This listing covers 7 sizes from G 1/4 x 19 TPI to G 1 x 11 TPI.
The 50° right-hand spiral flute suits blind holes in long chipping materials: the high helix angle curls the chips and transports them back out of the hole. The tap cuts on reversal, so the flutes have rake on both front and back faces. The UNI designation is for normal, general purpose materials, with a normal rake angle and high thread relief, in powder metal high speed steel. The chamfer is Form C (2.5 x P), generally for blind holes.
The thread standard is ISO 228. The tap is built to DIN 5156: reduced shank with square drive.

