Parts List: 5×Limit Countersink Drill Bit (8×2.8mm/8×3.0mm/8×3.2mm/8×3.5mm/8×4.0mm) 2×Wrench OR 5×Limit Countersink Drill Bit (8×2.8mm/8×3.0mm/8×3.2mm/8×3.5mm/8×4.0mm) 2×Wrench 1×Edge Banding Punching Plier Description: This limit countersink drill bit adopts premium material and can withstand the rigors of woodworking projects. It is equipped with bearing design to ensure controlled drilling without damaging the wood. It features precise depth control. Specification: Product Name: Limit Countersink Drill Bit Set Material: Steel, Carbide, High Speed Steel, Rubber Color: Orange Total length: 60mm Shank diameter: 8mm Specifications: (8×2.8mm/8×3.0mm/8×3.2mm/8×3.5mm/8×4.0mm) Applicable models: Compatible for row drills, bench drills, electric hand drills, rechargeable drills, lithium electric drills, etc. (The torque of the 12V cordless drill is too low and is not recommended for use) Scope of application: solid wood boards, PVC, density boards, etc. Product Name: Material: Metal Color: As Shown Size: 150×93mm Aperture: 8mm (5/16inch) Features: Sturdy and durable, long service life Usage: Suitable for edge banding, bank cards, PVC, hard film, thin boards Notes: 1.During use, some wood chips will remain in the grooves. At this time, the wood chips need to be cleaned up in time to avoid the wood chips not being discharged, causing the groove to get stuck. 2.Do not punch soft or thin plastic bags. 3.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 4.Please allow slight dimension difference due to manual measurement.