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Bi-hexagon socket, 3/8 inch 21 mm
Article no.: 637000 21
Article code:
- Square drive: 3/8
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Product details
Technical Data
| Width across flats | 21 mm | |
| Square drive | 3/8 in | |
| ⌀ drive output end | 27.7 mm | |
| Length | 34 mm | |
| Drive profile | Bi-hex socket | |
| Type of product | Socket insert |
Identification numbers & Classifications
| Article number | 637000 21 | |
| EAN / GTIN | 4018754002047 | |
| Manufacturer number | 02010021 |
Description
Version:
Forged from high quality steel, internally bevelled for easy fitting to bolt heads. Internal square to DIN 3120.
Optimum grain orientation due to special forging process. Close tolerance sockets with AS drive profile protect corners of bolt head. Hardened in an oil bath, stress-relieved and distortion-free for a precision fit. Smoothed finish.
Optimum grain orientation due to special forging process. Close tolerance sockets with AS drive profile protect corners of bolt head. Hardened in an oil bath, stress-relieved and distortion-free for a precision fit. Smoothed finish.
Standard:
DIN 3124
Material:
HPQ® high performance steel, non-flaking chrome-plated over nickel.
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| ⌀ drive output end | 27.7 | 27.9 | 27.9 |
| Drive profile | Bi-hex socket | Bi-hex socket | Bi-hex socket |
| Square drive | 3/8 | 3/8 | 3/8 |
| Length | 34 | 64 | 29 |
| Width across flats | 21 | 21 | 21 |
| Type of product | Socket insert | Socket insert | Socket insert |