Black Nitride Extended HSS Straight Shank Twist Drill

This extended 400mm High-Speed Steel (HSS) twist drill features a straight shank and a durable black nitride chemical coating. Designed for efficient and precise drilling, it is ideal for various applications, including stainless steel. This domestic-made, machine-mounted drill ensures reliable performance.

Body Material: High Speed Steel Coating type: Chemical coating Knife Form: Desk equipment Standard Model: twist drill Total length of the knife: 400mm Interface Mode: Not involved Domestic/Imported: Domestic Cooling method: Normal internal cooling