QTG Drill Hole Locator Jig, 20-83mm Adjustable Centering Guide with Vacuum Suction Base & Roller Wheels for Ceramic, Tile, Glass, Marble – Precision Drilling Template for DIY and Tile Work

About this item

• 【Suction Base for Secure Attachment】 – Features a strong vacuum suction cup that firmly holds the guide on smooth surfaces like tile, glass, porcelain, or granite—perfect for drilling on walls, countertops, or fish tanks.
• 【Adjustable Clamping Range 4–80mm】 – The sliding plate allows you to set the correct distance for hole saws from 4mm to 80mm (0.16" to 3.15"). Flip the plate to switch between small and large sizes—no need for multiple tools.
• 【Compatible with 1/4" to 3-1/4" Hole Saws】 – Designed for use with diamond hole saws, drill bits, and core drills. Supports minimum 1/4" and maximum 3-1/4" diameter tools—ideal for bathroom fixtures, sinks, and aquariums.
• 【Built-in Water Cooling System】 – Includes an integrated water channel to cool the diamond bit during drilling. Use water spray or direct flow to reduce heat, prevent clogging, and minimize dust.
• 【Durable Engineering Plastic Construction】 – Made from high-strength engineering-grade plastic, this drill guide is lightweight yet resistant to cracking, wear, and impact—built for long-term use in DIY and professional projects.