5 Pieces HSS Step Large Cone Drill Hole Cutter Bit Set

Regular price £18.99

Tax included. Shipping calculated at checkout.

Descriptions:


Cobalt coated for smoother cooler cutting. 
Come with protective padded aluminum case.
Large bit has 3-sided shank and small bits have hex shank to prevent slip in drill chuck.
Automatically deburrs holes as you drill. 
Long Life high speed steel. 
Includes protective padded aluminum case.

Specifications:

Material: Titanium.
Sizes:
1: 3/16" to 1/2" 6 Steps (3/16'', 1/4'', 5/16", 3/8'', 7/16'', 1/2'')
2: 1/8" to 1/2" 13 Steps (1/8", 5/32", 3/16'', 7/32", 1/4'', 9/32", 5/16", 11/32", 3/8'', 13/32", 7/16'', 15/32" , 1/2'')
3: 1/4" to 3/4'' 9 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4")
4: 1/4" to 1-3/8"' 10 Steps (1/4'', 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8")
5: 3/16" to 7/8" 12 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8")
Drill:1/4-1-3/8(Shank Diameter:9mm),3/16-7/8(Shank Diameter:9mm),1/4-3/4(Shank Diameter:9mm),1/8-1/2(Shank Diameter:6mm),3/16-1/2(Shank Diameter:6mm)

Package included:

1 x 1/4-1-3/8 Step Drill
1 x 3/16-7/8 Step Drill
1 x 1/4-3/4 Step Drill
1 x 1/8-1/2 Step Drill
1 x 3/16-1/2 Step Drill
1 x Aluminum Box