50 PCS Black Aluminum TO220 Heat Sink

Description: 
50 PCS Silver Aluminum TO220 Heat Sink package contains 50 [ieces of an aluminum heatsink which is designed as TO220 standard shape for cooling the ultra-small voltage regulators, MOSFETs, BJTs, and other similar electronic components as TO-220\7805\7812 shape. This heatsink is made of aluminum alloy high-quality profiles with a good appearance, black color, and high-quality surface for Heat Sink and LED Aluminum basement. A hole is provided in this heatsink for M3 screw fastening. This heat sink is presented with a needle (to mount on PCB) in 5 optional lengths of 16mm, 20mm, 22mm, 25mm, 30mm, 35mm, and 40mm with different price and weight (to cover most of the electronic components).
User guide:
First, clean the surface you wants to attach the heat sink, the surface should be completely clean without any dust, grease, and debris
Second, dry the surface
Third, apply the paste on the back of the heatsink
Fourth, accurately attach the heatsink on the cleaned surface (and press it gently for a few seconds for no-hole screw parts)
Fifth, Mount and fix the heatsink, passing the screw trough the component and heatsink hole and fasten it with nut.

Features:
Model: TO220
Material: Aluminum
Color: Black

Size:
Length: 16mm (Hole Height 13mm) , 20mm (Hole Height 17mm) , 22mm (Hole Height 18mm) , 25mm (Hole Height 18mm) , 30mm (Hole Height 18mm) , 35mm (Hole Height 18mm) , 40mm (Hole Height 18mm) (optional)
Tooth height: 10mm
Width: 15mm
Screw size: M3

Package Include:
50 x  Black Aluminum TO220 Heat Sink