(TC728) HSS-E (M35) BSP-G Whitworth Pipe Threads Spiral Flute Tap
Bright HSS-E BSP-G taps for blind holesCode: TC728200
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Key Features
- HSS-E machine taps with bright surface treatment
- 55° G BSP thread form to DIN ISO 228/1
- Special flute geometry for blind-hole tapping
Made in South Korea
Blind-hole capability
Special flute geometry supports chip evacuation during blind-hole pipe thread tapping.
Standard BSP-G threads
Forms 55° G BSP Whitworth pipe threads to DIN ISO 228/1.
Useful size coverage
Six available sizes cover G1/8–28 through G1–11 thread requirements.
| SKU | Size | TPI | Thread length (mm) | Overall length (mm) | Neck length (mm) | Shank dia. (mm) | Square size (mm) | Square length (mm) | Flutes | Tapping drill dia. (mm) | Stock | Price | Qty | Add |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TC728200 | G1/8 | 28 | 20.0 | 90.0 | 36.0 | 7.0 | 5.5 | 8.0 | 3 | 8.8 | In stock | $42.30 | ||
| TC728400 | G1/4 | 19 | 22.0 | 100.0 | 40.0 | 11.0 | 9.0 | 12.0 | 3 | 11.8 | In stock | $51.10 | ||
| TC728480 | G3/8 | 19 | 22.0 | 100.0 | 40.0 | 12.0 | 9.0 | 12.0 | 3 | 15.25 | In stock | $59.30 | ||
| TC728560 | G1/2 | 14 | 25.0 | 125.0 | 50.0 | 16.0 | 12.0 | 15.0 | 4 | 19.0 | In stock | $86.20 | ||
| TC728700 | G3/4 | 14 | 28.0 | 140.0 | 54.0 | 20.0 | 16.0 | 19.0 | 4 | 24.5 | In stock | $149.20 | ||
| TC728780 | G1 | 11 | 30.0 | 160.0 | 60.0 | 25.0 | 20.0 | 23.0 | 4 | 30.75 | Low stock | $218.50 |
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- Specifications
- Reviews
YG-1 TC728 HSS-E BSP-G Whitworth pipe thread spiral flute taps provide bright-finish machine tapping for blind holes. Special flute geometry supports efficient chip evacuation where blind-hole pipe threads are required. These DIN 5156 taps form 55° G BSP threads to DIN ISO 228/1. Available sizes run from G1/8–28 to G1–11, with three or four flutes. Recommended material groups include steels, stainless steel, cast irons, aluminium, and copper alloys. Choose the matching tapping drill diameter from 8.8 mm to 30.75 mm. The bright surface treatment suits the TC728 series configuration specified for this pipe-thread tapping range. Thread lengths span 20 to 30 mm, supporting the listed G-thread size range.
- HSS-E machine taps with bright surface treatment
- 55° G BSP thread form to DIN ISO 228/1
- Special flute geometry for blind-hole tapping
- G1/8–28 to G1–11 thread size range
- Three or four flutes throughout the series
- Tapping drill diameters from 8.8 mm to 30.75 mm
No specifications available.
