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Product Specifications:
| Item | Hand Tap |
| 55% Thread Drill Size | 20.9 mm |
| 65% Thread Drill Size | 13/16" |
| 75% Thread Drill Size | 20.4 mm |
| Class Of Fit | Class 3B |
| Drill Bit Size | 0.8056" |
| Extended Neck | Yes |
| Finish | Bright, Uncoated |
| List Number | 17656 |
| Material | High Speed Steel |
| Measurement System | Fractional Inch |
| Number Of Flutes | 3 |
| Overall Length | 4 11/16" |
| Pitch Diameter Limits | 3B |
| Shank Dia. | 11/32" |
| Shank Length | 2 15/32" |
| Shank Type - Machining | Straight |
| Spiral Direction | Neutral |
| Square Size | 0.523" |
| Standards | Uscti |
| Tap Chamfer | Plug |
| Tap Finish | Bright |
| Tap Material | High Speed Steel |
| Tap Thread Size | 7/8"-14 |
| Tap Type | Plug |
| Thread Direction | Right Hand |
| Thread Length | 2 3/16" |
| Thread Limit | H4 |
| Thread Limit / Class Of Fit | H4, 3B |
| Thread Size | 7/8"-14 |
| Thread Standard | Unf |
| Thread Type | Fine |
| Threads Per Inch | 14 |
Shipping Info:
| Ship weight (kg) | 0.23 |
| Ship height (cm) | 1.77 |
| Ship length (cm) | 11.91 |
| Ship width (cm) | 1.77 |
| HS code | 8207403000 |
Product Variants
| Product | Model | Number Of Flutes | Thread Size | Thread Length | Overall Length | Thread Limit | 75% Thread Drill Size | Shank Dia. | Thread Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
15869 | 4 | 3/8"-27 | 1 1/4" | 2 15/16" | H3 | - | 3/8" | NS | €86.98 | |
![]() |
16360 | 6 | 5/8"-24 | 1 3/4" | 3 25/32" | H5 | I | 15/32" | NEF | €128.30 | |
![]() |
20912 | 2 | M5 x 0.5 | 7/8" | 2 3/8" | D3 | #16 | 3/32" | Metric Fine | €84.49 | |
![]() |
15132 | 2 | #6-32 | 11/16" | 2" | H11 | - | 9/64" | Coarse | €32.57 | |
![]() |
15192 | 2 | #8-32 | 3/4" | 2 1/8" | H11 | - | 5/64" | Coarse | €33.10 | |
![]() |
15216 | 2 | #8-40 | 3/4" | 2 1/8" | H2 | - | 5/64" | NS | €98.56 | |
![]() |
15384 | 2 | #12-32 | 15/16" | 2 3/8" | H3 | - | 7/64" | NEF | €51.82 |
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NORTH AMERICAN 17656 Hand Tap 7/8 inch UNF
€252.95 /unit



