Final Sale 31 X 12″ Aircraft Extension Drill Bit HSS DWDA/CX1231

Specs

Diameter: #31 (0.120 in / 3.05 mm)

Overall length: 12″ (304.8 mm)

Material: High Speed Steel (HSS)

Type: Aircraft extension drill bit

Designation: DWDA/C

Quantity: 1 PC

Features

Long reach enables deep or recessed drilling in metalworking, aerospace maintenance, automotive, and machinery tasks.

HSS construction provides wear resistance and the ability to withstand heat generated during metal drilling.

Aircraft extension design allows attachment to standard drills for accessing tight spaces without compromising bit rigidity.

DWDA/C designation aids identification and maintains consistent dimensional standards across production batches.

Ideal for through-holes in metal assemblies, brackets, and chassis components where a 12″ reach is required.

Physical

Overall length: 12″ (304.8 mm)

Diameter: #31 (0.120″ / 3.05 mm)

Material: High Speed Steel (HSS)

Designation: DWDA/C