446 PCS Heat Shrink Tubing Kit (4:1 Ratio). Includes 446 pre-cut (1.75") tubes in 7 sizes from 3/32" to 3/4". 420 PCS Heat Shrink Tubing Kit (3:1 Ratio). 4:1 shrink ratio shrinks to one-fourth its size, providing a tighter seal than 3:1 or 2:1....
📦 Option 1 (4:1 Ratio Kit): 446 pieces of premium heat shrink tubing, neatly organized in a divided plastic case. Includes 7 commonly used sizes ranging from 3/32" to 3/4" (precut to 1.75" lengths)....
446 PCS Heat Shrink Tubing Kit (4:1 Ratio). Organize and protect your wiring projects with this 420-piece Heat Shrink Tubing Kit. Upgrade your electrical repair and insulation projects with this 446-piece Heat Shrink Tubing Kit....