SUNJOYCO Masonry Concrete Ceremaic Plastic Review

Specifications: 2pcs 3/16"(5mm) masonry drill bit, 4pcs 1/4"(6mm) masonry drill bit, 4pcs 5/16"(8mm) masonry drill bit, 1pcs 3/8"(10mm) masonry drill bit, 1pcs 1/2"(12mm) masonry drill bit. All in 1/4" hex shank. Totally 10 pcs. Special design: SUNJOYCO concrete drill bit set is design with 1/4" hex shank for quick change and to eliminate bit slipping in chuck. This hammer drill bit set for concrete is tipped with carbide, which improves core strength for maximum durability and extended life. The steep flute ensures fast, efficient removal of drilling dust and debris to increase speed and prevent clogging. High quality: SUNJOYCO masonry drill bit set is made of prenium industrial YG8 Carbide Alloy with heat treatment for maximum durability and extended life. With the high-quality carbide head, it provides fast drilling in materials like concrete, brick, ceremaic, cement, stucco, tile, plastic, glass and wood. Wide applications: SUNJOYCO carbide drill bits allow uses in impactors and hammer drill/drivers for added versatility. Kind Reminder: Adding cold water before using is suggested for it could extend product life. Please try to keep the drill vertical while using. Drills above 24V are recommended.