Cobalt High Speed Steel HSS Step Drill Bit Set 5pcs With Aluminum Case

5pcs Hss Cobalt Multiple Hole 50 Sizes Step Drill Bit Set with Aluminum Case

Features:

1. Laser marking makes the size more clear;
2. High speed steel for longer service life;
3. 3-sided shank prevents slip in drill chuck;
4. Double cutting blades design enables a faster and smoother cutting;
5. X-type openings design to facilitate the removal of cutting waste when drilling;
6. Cobalt added reduces friction and lasts longer than those which does not contain cobalt bits;
7. The sharpness and titanium coating ensure easily cut through most sheet metal,plastic and some other materials with ease.

Note:

Check the concentricity of the spindle and spring chuck and the clamping force of spring chuck,
for the concentricity may cause the drill bit broken and make drill hole too large.

Specification

Size:
#1: 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")
#2: 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")
#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: 1/8" 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'')
#5: 3/16" to 1/2" 6 Steps (3/16'', 1/4'', 5/16", 3/8'', 7/16'', 1/2'')

Wide Applicatioins:

The sharpness and titanium coating ensure easily cut through most steel sheets,aluminum sheets,copper & plastic & wood board and many other types of sheet metal with ease

Delivery:

1. Delivered by Sea,Air,Express

2. 20-30Days after your deposite,as your order quantity.

Sample Policy:

1. We can provide samples for free if required.

2. Samples can be delivered about 7-10days.

Payment:

1. We can accept L/C,T/T,Western Union,Paypal.

2. 20%-30% payment in advance,the balance before shipment or against copy of B/L.

Danyang Rightools Co.,Ltd ,Founded in 2010,located in beautiful Yangzte River Delta,Danyang City,Jiangsu Province,China.Our hometown is to be called “Home of Tools”.

We are manufacturer of drill bits for metal,masonry,woodworking,Export to Europe,North American,South American,Mid-East,Asia,Afica,etc.And we are the agent of customers for other power tool accessories:diamond tools,hole saws,TCT saw blade,Abrasive tools.

We have a rich experience team,for sales and skills for quality controlled,our team have over 10 years experience.Because we are the new one,so besides the best quality and competitive price,we also provide the best service for you,no matter the order is small or big,you will be our most important cooperation,wethink it’s our advantage,we can improve together for the bright future.

We believe that we will be your “RIGHT”,and you will be our “the most RIGHT”,welcome to discuss with our cooperation.