Uninsulated Male Female Adapters Stud Size 0.250 - 15 Count Uninsulated Male Female Adapters Have A Similar Tongue Style to A Spade. Block Spades Have Longer, Flatter Sides Designed For Use In Terminal Blocks. Electro Tin Plated Copper With Brazed Seam, Easy-Entry Nylon. 600V, 105 Degress C. Features: Style: Male Female Adapter Material: Tin Plated Copper Quantity: 15 Count Stud Size: .250 X .032 Brand Equivalent: Ideal 83-9801