Dormer drill set 4.06-8.64mm

Dormer Hi-Lok Interference Fit Drill Set – 11 Most Popular Sizes

A purpose-made set of Dormer interference fit drills specifically manufactured to the required dimensions for Hi-Lok fasteners.

Unlike standard drill sets, these drills are produced to specific interference-fit diameters, providing the precise hole size required for reliable Hi-Lok installation. The set contains 11 of the most commonly used Hi-Lok sizes, making it a practical choice for aerospace sheet metal work, maintenance and repair.

Set includes:

• 5 – 4.06 mm – 0.1600″
• 6 – 4.73 mm – 0.1865″
• 6X – 5.07 mm – 0.1996″
• 6Y – 5.46 mm – 0.2152″
• 6A – 5.49 mm – 0.2165″
• 8 – 6.26 mm – 0.2465″
• 8X – 6.65 mm – 0.2621″
• 8Y – 7.05 mm – 0.2777″
• 10 – 7.84 mm – 0.3090″
• 10X – 8.24 mm – 0.3246″
• 10Y – 8.64 mm – 0.3402″