1pc 4 32MM Straight Groove Metal Step Bit M35 HSS Multifunctional Triangle Shank Stainless Steel Hole Woodworking Power Tools,step bit,power toolswoodworking tools

HSS CO / M35 Multifunctional Triangle Shank 4-32MM Straight Groove Metal Step Bit

Stainless Steel Hole Woodworking Power Tools

Product main function:

M35 cobalt-ladders (HSS Co) is a highly stepped drill,

Mainly used for high hardness steel plate perforation, such as stainless steel plate, hardened steel plate,

To meet a lot of customers with ordinary HSS4241 ladder drill can not complete the work.

M35 ladder drill for stainless steel sheet openings.

Note the following:

1, the stainless steel hole can be used when hand drill and bench drill, drill can be opened within

1mm board, with drill can open 2-3mm board.

2, the stainless steel hole when the speed can not be fast, hundreds of turn on it.

3, the processing can be the best water or cutting fluid cooling, can effectively extend the life of the drill bit.

Specifications: 4-32mm

Shank diameter: 10mm

Steps: 15 steps / 5mm