Mtech Spring Assisted Knife 4in 3CR13 Stainless Steel Skinner Abstract Blade Aluminum Handle Timascus. The A1088 is a fantastic option for those looking for a good quality knife that performs in a variety of situations. The knife features a 4in 3Cr13 stainless steel long clip point blade a liner that will make sure you can open it with one hand and a stainless steel clip on the handle. This spring assist function basically does not require any extra effort on your part in order to open the knife it just slides open by pushing the button on the butt of the handle. However if your pocket is very warm or you require more mechanical assistance with the opening of the knife please look for a knife with a higher grade spring assist mechanism such as an enlarged pivot screw or spring plate. Specifications for Mtech MT-A1088 4in Spring Assisted Knife: Manufacturer: Mtech Blade Length: 4 in Blade Material: 3Cr13 Serrated: Plain Overall Length: 9 in Handle Material: Aluminum Handle Length: 5 in Blade Shape: Skinner Opening Method: Spring Assisted Additional Features: Clip Color: Timascus Package Contents: Mtech MT-A1088 4in Spring Assisted Knife Mtech MT-A1088TM1: MT-A1088TM1 Spring Assisted Knife 4in 3CR13 Stainless Steel Skinner Abstract Blade Aluminum Handle Timascus