3pc HSS Multi-Step Reamer Set, #1 - #3
Part: #470SESET
Multi-step reamers feature 3-flat shanks to reduce slippage in the chuck. Shanks are 3/8". Reamers are made from high quality M2 High Speed Steel (HSS). Black oxide surface treatment increases wear resistance. Enlarge existing holes in steel to a new, larger diameter. Can ream up to 1/2" thick steel plate. Realign badly misaligned holes to allow a fastener to enter through. size: 5/16" - 1.1/16"
- Fractional
- High Speed Steel
- Black Oxide
- Spiral Flute
- 3-Flat Shank