Drill America Cobalt Jobber Drill Bit Set, Shatter Proof Case (D/A29J-CO-PC)

Drill America D/A29J-CO-PC 29 Piece M42 Cobalt Jobber Drill Bit Set is designed for drilling tough, high-tensile strength materials such as stainless steel, Inconel, and titanium. Manufactured to Aerospace Standard 907, these drill bits offer high red hardness, allowing speeds up to 30% greater than conventional M2 high-speed steel. The set includes 29 cobalt drill bits ranging from 1/16″ to 1/2″ in 1/64″ increments, housed in a shatterproof, water-resistant case for easy storage and portability.

Features:

29-piece set with drill bit sizes from 1/16″ to 1/2″ in 1/64″ increments. M42 cobalt steel construction for extended tool life and durability. Gold oxide finish enhances lubrication and wear resistance. 135-degree split point design for self-centering and reduced clogging. Round shank for compatibility with various tool holding systems. Shatterproof, water-resistant case for secure storage and easy transport.

Benefits:

Ideal for drilling high-strength materials like stainless steel, Inconel, and titanium. Increased drilling speed—up to 30% faster than conventional M2 HSS. Efficient chip removal reduces clogging and improves drilling precision. Portable and durable storage case designed for convenience.

Technical Specifications:

Model: D/A29J-CO-PC Material: M42 Cobalt Steel Finish: Gold Oxide Drill Bit Sizes: 1/16″ to 1/2″ in 1/64″ increments Point Angle: 135-degree split point Shank Type: Round Case Type: Shatterproof, Water-Resistant Dimensions: 15.2 cm (L) x 10.2 cm (W) x 5.1 cm (H) Weight: 998g