#4 x 1/2" Type AB Self-Tapping Screws / Square / Flat Head / Steel / Zinc (Quantity: 10,000 pcs)
Availablity: In stock
Flat Square Recess AB
Self Tapping Screws
Manufactured to ASME B18.6.3 & SAE J933 specifications
Case Hardened to Rockwell C45 min. (Core Hardness: Rockwell C28-38)
Fully Threaded
Self Tapping Screws
Manufactured to ASME B18.6.3 & SAE J933 specifications
Case Hardened to Rockwell C45 min. (Core Hardness: Rockwell C28-38)
Fully Threaded
SKU: 721019
$409.99
In stock
SKU
721019
A thread forming tapping screw with spaced threads and a gimlet point. For self starting in thin (.015-.050 thick) metal or resin-filled plywood. Recommended over a Type-A, particularly in brittle materials.
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