DIN 7981 - 1990 Cross Recessed Pan Head Tapping Screws
Type I Cross Recessed Pan Head Tapping Screws - Type AB Thread Forming [Table 32] 30 [ASME] ASME B 18.6.4 - 1998: Type I Cross Recessed Pan Head Tapping Screws - Type A Thread Forming [Table 32] 31 [ASME] ASME B 18.6.4 - 1998: Type IA Cross Recessed Pan Head Tapping Screws - Type B and BP Thread Forming [Table 33] 32 [ASME] ASME B 18.6.4 - 1998
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