【High Quality】 Hydraulic Door Closer is made of commercial-grade aluminum alloy, hydraulic operated, totally automatic closing, speed adjustable, gives you an easy and safe life, protects your door and lock. Note: This door closer doesn't support the hold open function. | 【All Purpose】 Adjustable works with all types of medium doors -- right and left opened doors, wood and metal doors, residential and commercial doors, home or office use, and fire doors, exterior/interior door closer. | 【Application Scope】 Door Closer Commercial applies to door weight between 65-85kg(143lb-187lb), door width 80-120cm(31"-47.2"), Door open range: 180º maximum. Not suited for the light door. | 【Speciality】 Antioxidative, anticorrosive, rustless, steady, abrasion-resistant, weatherproof, hydraulic, quiet and safe closer, with speed adjustable screws, Tested by 500,000 cycles, oil leaking probability under 1/1000. | 【Installation Handbook Included】Domestic Door Closer easy to install, detailed English installation instruction with pictures/handy diagram provided makes you understand easily and install simply.

【High Quality Material】The sanding blocks made from high-quality brown corundum and high density sponges as bases - Good flexibility and easy to use, No sand loss and long service life. | 【6 Packs】The Sanding Sponges including 6 packs of fine specification assortment in 220 Grits. The smaller number means the coarser grit and the higher efficiency of polishing, but the rough the grinding effect, you can first choose the small number ones for roughing and then choose the larger number ones for fine processing. | 【Washable and Reusable】The sanding sponges are designed for wet and dry dual-use, so it can reduce flushing and improve work efficiency. It also can be rinsed with water, easy to clean and reusable, please dry the water after each use. | 【Portable Size】The size of each block is 10 x 7 x 2.5cm/3.94 x 2.76 x 0.98 inches, perfect size for handy use. | 【Widely Used】Can be used for sanding putty, wood working, furniture polishing, metal derusting, primer polishing and other polishing.