CLE-LINE 1803 3/8 in. High Speed Steel Aircraft Extension Drill

For broad range of materials such as wood iron and steel. 135 split point tip prevents drill from walking sizes smaller than 1/16 in. have the 118 standard point. 12-in overall length when extra length for reach is required. High-speed steel tools are good for most general-purpose applications offering a combination of hardness and toughness for wear resistance. Black oxide surface treatment that is abrasion resistant reduces chip welding and improves chip flow.

Qualtech DWDA/CX63/8 3/8 x 6 HSS Aircraft Extension Drill Bit

This High Speed Steel Heavy-Duty Jobber Length Drill features drills with right-hand direction of cut and was designed for drilling metal, wood and

1878 #45 High Speed Steel Heavy-Duty Jobber Length Drill Bit (12-Piece)

Cle-Line - Aircraft Extension Drill Bit: 9/32″ Dia, 135 ° Point

The Javelin - Extension Drill Bit - Rack-A-Tiers Since 1995

Drill Extension 6 in Overall Metalworking Drill Bit Extensions and

Manufactured to Aerospace Standard 907. The 135 degree split point is self-centering and reduces thrust. Ideal for drilling in mild steel where extra length for reach is required. They have a black oxide surface treatment that is abrasion resistant, reduces chip welding and improves chip flow. Sizes smaller than 1/16 and #52 have the 118 degree standard point.

Qualtech DWDA/CX6Q Q x 6 HSS Aircraft Extension Drill Bit

Cle-line C21162 Style 1876 135° High Speed Steel Heavy-Duty

Cle-Line - Aircraft Extension Drill Bit: 9/32″ Dia, 135 ° Point

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CLELINE C18125 Style 1878 High Speed Steel 135° Heavy-Duty Jobber

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Precision Twist Drill 3/8 in 501-6 Aircraft Extension Drill

Effective in drilling tough, high tensile strength materials like stainless steel, inconel and titanium. Display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. Manufactured to National Aerospace standard 907. 135 split point is self-centering and reduces thrust. Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools, performance is similar to uncoated tools.