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

YG-1: BEST VALUE IN THE WORLD OF CUTTING TOOLS

6 in Overall Metalworking Drill Bit Extensions and Sets for sale

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

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Drill Extension 6 in Overall Metalworking Drill Bit Extensions and

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.

Drill America GLBCOX614 #14 x 6 Cobalt Aircraft Extension Drill Bit

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

9/64 x 8 HSS Extra Long Drill Bit, Straight Shank, Dwddl8x9/64

Precision Twist Drill 3/8 in 501-6 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

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.

Drill America GLBCOX614 #14 x 6 Cobalt Aircraft Extension Drill Bit

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Cleveland 3957-12 3/8 in NAS 907 Type B Aircraft Extension Drill

Cleveland 60° Combined Drill & Countersink Set C00944, High-Speed