1. Aluminum alloy material, precision manufacturing, beautiful and durable2. Adjustable hole margin, accurate positioning, easy operation3. The hole depth is 10-15mm, controlled by the limit ring4. Double clamps, rubber pressure head, more stable clamping and no damage to the paint surface5. Purpose: 35mm hinge opening installation, door hinge positioning, auxiliary tool for woodworking opening6. Dimensions: about 165 x 110 x 85mm7. Weight: about 695g8. Note: this tool only supports 35mm hole saw openingPackage list:Hinge Hole Opener x 135mm drill bit x 12mm drill bit x 1Allen wrench x 1Limit ring x 2wrench x 2Specification: Package Weight One Package Weight 0.80kgs / 1.77lb One Package Size 17cm * 12cm * 10cm / 6.69inch * 4.72inch * 3.94inch Qty per Carton 36 Carton Weight 30.00kgs / 66.14lb Carton Size 56cm * 39cm * 33cm / 22.05inch * 15.35inch * 12.99inch Loading Container 20GP: 370 cartons * 36 pcs = 13320 pcs40HQ: 858 cartons * 36 pcs = 30888 pcs