Bike Bottom Bracket Tapping Tool Set - BC1.37 x 24T Threading Kit for Road & Mountain Bike Frames - Professional DIY Bicycle Repair Tool for Home Mechanics - Perfect for BB Shell Thread Restoration and Maintenance

Specification:- Tap model: BC1.37x24- Please distinguish the left and right of the bottom bracket threading tool, the left is the crank arm direction, and the right is the chainring direction.Size Chart:Size: 220x127×35mm/8.66x5.00×1.38inchHandle: 240x14mm/9.45x0.55inchPackage Includes:1 Set Bike Bottom Bracket Thread Tool(Included: One L/R end tap each/2 x rotating handles/1x wrench/1x rod)

Aluminum alloy 1.37 x 24 TPI right hand tap and 1.370 x 24 TPI left hand tap.

The main body is made of aluminum alloy, with high hardness and light weight, durable and firm. the handle with anti-slip design, beautiful and practical.

It is mainly used for milling and inspection of the bottom bracket, and repairs the thread damage and the thread depth is too shallow.

Bike bottom bracket thread tool for mtb road bicycle tapping repair tools. It can help you improve work efficiency.

Replaceable taps, deepen chip removal, smooth tapping, the service life is longer. Sharp without burr, deep thread, smooth tapping texture, firm and durable.