SIZES INCLUDED: 1/2" x 6", 3/8" x 6", 5/16" x 6", 1/4" x 6", 3/16" x 4", and 1/4" x 4" (two bits).
SUITABLE FOR: Drilling holes into concrete, brick, stones, blocks, mortar, cement, and more. Drill through tough materials for home repairs, home building, and personal projects.
DURABILITY: These multi-material drill bits have carbide tips for added durability and longer use. The shank on each bit has three (3) flat sides to eliminate slipping.
US-BASED CUSTOMER SERVICE: Available by chat, email, phone, or visit us at our customer service center in La Crosse, WI.