D120 COUNTERSUNK DRILL BIT - 3M - Marson

The 3M - Marson D120 Countersunk Drill Bit, model 39101, is a professional-grade tool engineered to streamline fastener installation in demanding automotive and industrial environments. This double-sided drill bit significantly enhances efficiency by simultaneously drilling and countersinking, guaranteeing a precise, flush finish for 1/8" diameter countersunk rivets. It is an indispensable asset for technicians and mechanics seeking consistent, reliable performance in various metalworking tasks.

Key Features

• Precision Countersinking: Engineered to deliver accurate and consistent countersink depths, facilitating professional, flush fastener installations and preventing rivet protrusion for a clean finish.
• Double-Sided Efficiency: Enhances productivity by performing both drilling and countersinking in a single pass, significantly reducing operational time and the need for rework on repetitive tasks.
• M2 Tool Steel Construction: Manufactured from robust M2 tool steel with a bright finish, this bit offers exceptional durability and resistance to wear, ensuring reliable performance and extended tool life under rigorous use.
• Optimized for 1/8" Rivets: Specifically designed to create the precise hole size and angle required for 1/8" diameter countersunk rivets, guaranteeing secure seating and a professional appearance.

Applications

This D120 Countersunk Drill Bit is an essential tool for technicians and mechanics engaged in metalworking, assembly, and fabrication tasks where flush fastener seating is critical. It is ideal for preparing surfaces for 1/8" countersunk rivets across various materials commonly found in automotive repair, industrial manufacturing, and general maintenance operations. Typical uses include panel repair, component assembly, and any application requiring a neat, secure rivet installation.

Specifications

• Model Number: 39101
• Manufacturer: 3M - Marson (ARCONIC FASTENERS)
• Weight: 2 lbs
• Dimensions: 4 x 1.6 x 1 inches