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不銹鋼圓頭鑽尾螺絲 #12 (ST5.5)xxx
不銹鋼圓頭鑽尾螺絲 #12 (ST5.5) Pan Head Drilling Screw
標準尺寸 :#12 x 3/4"
#12 x 1"
#12 x 1-1/4"
#12 x 1-1/2"
#12 x 2"
**建議聯絡客服確認貨存才付款。若需要其他長度或規格，亦可跟客服聯繫**
Specifications (DIN 7504-N)
| Thread size | Thread pitch | Head dia. DK (mm) |
Height of head K (mm) |
PH (Phillips) |
| ST3.5 (#6) | 1.3 | 6.9 | 2.1 | 2 |
| ST4.2 (#8) | 1.4 | 8.2 | 2.5 | 2 |
| ST4.8 (#10) | 1.6 | 9.5 | 3.0 | 2 |
| ST5.5 (#12) | 1.8 | 10.8 | 3.4 | 3 |