Specification Brand : KJAOYU BulletPoint1 : Firmly Fixed: The stopper boasts anti-skid lines on its Outer layer, allowing for manual tightening. With a nylon inner circle, it ensures easy locking without loosening, and effectively prevents wear on the drill's locking segment. BulletPoint2 : Aluminum Alloy Construction: The limiter's outer circle is crafted from aluminum alloy, guaranteeing durability while being aesthetically pleasing and lightweight. BulletPoint3 : Variable Inner Diameter: The stopper's inner diameter is Variable, providing versatility and allowing it to be affixed at various positions. BulletPoint4 : Precise Drilling: The limiter facilitates precise depth control during drilling, significantly enhancing the quality and efficiency of your tasks. BulletPoint5 : Versatile Application: This drill stopper is apt for furniture installation, and can be used on materials such as standard tiles, wood, metal, plastic, and brick. ItemName : Drill Depth Stop for Drill Bits,Adjustable Drill Stop Applicablem Adjustable Drill Stop Collar - Aluminum Alloy Red - Anti Slip Nylon Inner - Woodworking Tool - for 0.04 to 0.2in Drill Bit(6mm-11mm) ItemPackageQuantity : 1 ItemTypeKeyword : jobber-drill-bits Manufacturer : KJAOYU PartNumber : KJAOYU9f4cdi0o1r-12 ProductDescription : Introducing the multifunctional Variable Drill Stop Collar! Not only does it offer a firm fixation, but it also allows for accurate in controlling drilling depth. Made of durable aluminum alloy, it exudes both resilience and a fashionable appearance. Specifications: Item Type: Variable Drill Stop Collar Material: Aluminum Alloy Color: Red Package Contents: Variable Drill Stop Collar x 1 (Suitable for 0.08 to 0.2in Drill Bit) Note: The item's color may slightly vary from the picture due to differences in lighting and screen settings.