Features 1 Multi function silicone pad structures with a circuit board location a screw location 3 parts compartments with covers a magnetic tools area 3 magnetic parts areas 7 non magnetic parts areas a scale ruler and 42 spare cells 2 Screw Location with 124 tiny cells can place and secure 124 different screws in order 3 Resistance to high temperature of 500 C 4 Several hole location to set screws IC chips and small parts 5 Built in scale ruler 0 36 cm on bottom section make your repair work easy A good partner for hot air gun 6 Only some small section is magnetic marked on the pad can be used to hold screws firmly Also can be used as magnetizer for your screwdrivers Specification Type Heat insulation padNet weight 655 gSize 45 x 30 cm 17 7 x 11 8 inchThickness about 5 mmHeat resistance 500 CMaterial Environmentally friendly organosiliconeColor BlueNote The pad may have dust or other appearance minor defect It does not affect the function Please make sure that you dont care that Thank you Package includes 1 x45x30cm Heat Insulation pad Pad only tools NOT included Need a more Professional Advanced and Powerful maintenance platform Click here to find it Details pictures