... 2. Spikes per meter: 20 3. Application: wall spike is widely used in the garden, factories, airport ... protective role, It can use anchors fixed on the wall, fencing, gates, buildings or metal guardrails, 4. ... 10 units inside cardboard box.We produce various specifications wall spikes, for big/medium/small model. It also ... /1.8mSpikes per meter 20 galvanized window security wall spikes(facotry)ISO 9001