Domestic Manufacturer of Rail Fasteners Since 1927
Square Head Timber Screw Style M
Meets ASTM A66 Specification
SSMA 2
| Diameter | Length | Head Diameter | Head Height | Head Washer Height | Head Overall Height | Head Width | Head Length | Thread Length Nominal | Point Angle (Degrees) |
| 3/4" | As ordered | 1-3/4" | 3/4" | 15/32" | 1-7/32" | 27/32" | 27/32" | As ordered | Semi-cone |
| 7/8" | As ordered | 1-3/4" | 3/4" | 7/16" | 1-3/16" | 27/32" | 27/32" | As ordered | Semi-cone |
| 15/16" | As ordered | 1-3/4" | 3/4" | 7/16" | 1-3/16" | 27/32" | 27/32" | As ordered | Semi-cone |
| 1" | As ordered | 1-3/4" | 3/4" | 7/16" | 1-3/16" | 27/32" | 27/32" | As ordered | Semi-cone |
Photos
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