Search

Features:- [High-speed Steel Construction]: Made of heat-treated high speed steel with HRC48-50 high hardness, strong and durable. Clamping shank diameter: 19mm (Round), Radial drill sleet reduced resistance.- [Standard Chip Flute Design]: Easy to exclude side sawdust, improvedrilling efficiency.- [..

Description:6-22mm Woodworking Square Hole Drill Bit Mortising Chisel Tenon Drill BitSpecification:Product NameWood Working Square Hole Drill BitSize1/4(6.4mm), 5/16(8mm), 3/8(9.5mm), 7/16(11mm), 1/2(12.7mm), 9/16(14mm), 5/8(16mm), 3/4(19mm), 7/8(22mm), 6mm, 10mm, 12mm, 12.5mm, 18mm,A - (6mm+8mm+9.5..