Wood spiral drill set Ironside Ultra Speed-8

Drill bit set for wood and wood with nails, featuring six drill sizes: 16-18-20-22-25-28 mm. Manufactured with an HSS tip for high wear resistance and a sandblasted surface for long service life. The self-feeding screw tip ensures fast and efficient drilling in both hard and soft wood, as well as wood with nails. Three cutting spurs with three cutting edges provide increased durability and reduce wear. Three chip channels ensure effective chip removal during drilling. The 3/8" hex shank (1/4" on 16 mm) allows quick tool changes and is designed for cordless drills. The product is intended for professional use in construction, carpentry, and installation where precision and durability are essential.