kwb 512812 Broca helicoidal para madera 12 mm x 400 mm

Wood twist drill bit with brad point and spurs, engineered for deep hole drilling in wood. The 12 mm diameter and 400 mm total length allow clean, accurate boring in softwood, hardwood, chipboard, and plywood.

Advantages

Ground cutting edges and spiral flute design deliver fast chip removal and reduced friction. The brad point centers the bit precisely, preventing wandering at the start of the hole, while the spurs score the wood fibers for a clean entry and exit.

Suitable for

• Softwood
• Hardwood
• Chipboard
• Plywood

Key specifications

• Diameter: 12 mm
• Total length: 400 mm
• Working length: 330 mm
• Shank type: Cylindrical
• Shank diameter: 12 mm
• Material: Chrome Vanadium Steel
• Point type: Brad point with spurs
• Flute design: Spiral

Recommendations

For best results, use with a corded or cordless drill equipped with a 13 mm chuck. Apply moderate speed and steady pressure to avoid overheating in hardwoods.