pcbfun Square Hole Mortise Chisel Drill Bit Tools Woodworking Hole Saw Drill Bit Set Twist Drill Different Sizes 1/4 5/16 1/2 3/8 Inch

Features:
1.[ Drill size]Drill diameter: 1/4 inch (6.4 mm), 5/16 inch (8 mm), 3/8 inch (9.5 mm), 1/2 inch (12.7 mm).
2.[ Easy to drill] The pointed hard alloy drill bit is sharp and wear-resistant. It has the characteristics of high hardness and long service life. The drilling sleeve adopts a U-shaped design, which facilitates the discharge of wood chips and improves drilling efficiency.
3.[ Widely used]This square hole drill bit is suitable for wood, including MDF, MDF, particle board, grooved wood, pine, basswood, etc. Note: Not suitable for processing metal, glass, plastic, concrete, gypsum board, etc
4.[ Easy to use]: Square hole drills are only suitable for machines and bench drills, not for hand drills. Please ensure that the drill bit is at a 90 degree angle to the wooden board. High efficiency: The U-shaped long chip removal groove design facilitates the removal of wood chips and improves drilling efficiency. The combination of long drill cores and square chisels makes it easy to drill square holes, saving labor and effort, and improving work efficiency.
5.[After sales worry free]: Our store provides customers with high-quality service. If you have any quality issues, you can contact us at any time, and we will do our best to solve your problems.

Parameters
Specifications:
Material: High speed steel
Hardness: hrc48-50
Dimensions: 1/4 "(6.4mm), 5/16" (8mm), 7/16 "(9.5mm), 1/2" (12.7mm), 5/8 "(mm)
Function: These drill bits are specially designed for making square holes in wooden boards, which is very convenient.

Package includes:
Single dril Package: Fried Dough Twists square hole drill * 1;
Drill Set Package : 4 different size of Fried Dough Twists square hole drill * 1