1. durable.<br> 2. Closed bearing, make opening more convenient, not easy to slip.<br> 3. Super large positioning screw and thickened rubber sucker make the positioner connect with the ceramic tile, and the opening does not slip.<br> 4. Application, it can be used for positioning holes in glass, ceramic tile, marble and ceramics.<br> The length is 280mm/11.02inch, the width is 200mm/7.87inch, and the clamping range is 4-83mm/0.15-3.26inch<br> Use Steps:<br> 1. Mark the hole to be punched.<br> 2. Put the drill bit into the limit hole for positioning, and press down the locking position of the sucker handle.<br> 3. Tighten the fixed position of the positioning shaft and stabilize the positioner.<br> 4. Start the drill to open the hole.<br> Note: water must be added during drilling. Good cooling can prolong the service life of the drill bit.<br> color:Green<br> Material:plastic<br> Package Contents:<br> 1 x Glass Tile Hole Locator<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.