388421 N-RS H3 4-40 (B)
388421 $19.56 MSRP 103 Total 64 (CA) 39 (KY)
For Aluminums, Brass, Copper, (Non-Ferrous Materials)
Chamfer: BOTTOMINGFinish: NIMaterial Type: HSSThread Class: UNCThread Type: Spiral FlutedFlute Type: Number of Flutes: 0Cutting Direction: R/H