Stainless Steel Flat Head 4-40, 3/8 - (4 Pcs) $1.00 Stainless Steel Flat Head 4-40, 3/8 - (4 Pcs) Add To Cart Added! Stainless Steel Flat Head 4-40, 3/8 - (4 Pcs) You Might Also Like Quick View Purple Aluminum Button Head 4-40, 1/4 - (4 Pcs) $2.00 Quick View Purple Aluminum Lock M3, 5.5mm - (4 Pcs) $3.00 Quick View Stainless Steel Button Head M3, 10mm - (4 Pcs) $1.00 Quick View Purple Aluminum Flat Head 4-40, 1/4 - (4 Pcs) $2.00 Quick View Stainless Steel Socket Head 4-40, 5/16 - (4 Pcs) $1.00