Star-M 58S-S3090 Countersunk Drill & Buried Drill Set, 3 X 9 X 9

A great value set of countersink and countersink drills.

[Uses] Drill for drilling pilot holes (3mm), countersinking (9mm), and cutting wooden dowels (9mm).

[Features] ・Use with impact drivers and electric drills. ・Countersink: Simultaneously drill pilot holes for screws, countersinking, and drilling pilot holes for mounting. ・Countersink: Use for cutting wooden dowels (wood dowels) in mounting holes.

[Caution] ※Do not use with high-speed power tools (over 3000 rpm). Countersink: 3 (pilot hole size) x 9 (countersink size), Countersink: 9 Shaft diameter: 6.35mm hexagonal shaft, Countersink countersink angle: 90 degrees Material: Mild steel, plated finish Suitable materials: General wood. Compatible models: Impact drivers (14.4V or higher), Drill drivers (14.4V or higher), Electric drills Recommended RPM: 3000 rpm or less