PINOZE 14-Piece Spade Drill Bit Set in SAE

PATENTED GROOVE DESIGN: Optimized largest area groove for efficient chip removal and heat dissipation, faster than standard spade bits; The cutting edge with unique dual-side cutting spurs for grabbing wood and carving it away, creating beautiful holes with reduced breakout HIGH CARBON STEEL: Constructed of high carbon steel that has undergone comprehensive heat treatment for excellent durability and hardness; The polished surface of the head ensures a long service life and high wear resistance LONG EXTENSION ROD: The 6-inch extension rod with 1/4" hex shank equipped can extend the spade drill bits to 12 inches for use; Excellent stability; Very suitable for drilling holes in narrow or difficult to reach areas. Also fit other drillbits or screwdriver bits QUICK-CHANGE HEX SHANK: 1/4" hex shank with groove helps reduce slipping and prevent falling off as well as safety, universal for most drill driver tool brands in the markets DRILL BIT SET INCLUDES: 13 pcs high-performance drill bits and extra 1 pc 6" long extension to satisfy all your needs; (1/4", 5/16", 3/8", 1/2", 9/16", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2") TOOL POUCH: Whole set comes with a tool roll pouchr; Perfect for storing your tools and ideal for carrying with you to work or around the house