Create accurate holes or enlarge existing holes in metals up to 10mm thick with this step drill bi...Create accurate holes or enlarge existing holes in metals up to 10mm thick with this step drill bit. Suitable for use with steel, non-ferrous metals and hard plastics, the drill has clearly-marked 2mm graduations from 4-22mm. A precision ground, multi-flute cutting edge delivers burr-free holes, while a self-centring point eliminates the need to pre-punch. The bit's TiN coating gives it extra wear resistance, making it a firm favourite among trade professionals. This high-quality M2 HSS step drill bit is designed for professional use and can be used for drilling steel, non-ferrous metals and hard plastics. It features 10 steps with sizes 4, 6, 8, 10, 12, 14, 16, 18, 20, and 22mm. The precision ground, multi-flute cutting edge ensures burr-free holes, and the self-centring point means no pre-punching is needed. The titanium nitride coating provides extra wear resistance, making it ideal for drilling sheet metal or enlarging existing holes. It has a cylindrical shank for use in three-jaw drill chuck rotary drills and is not suitable for hammer action.
This guide is for anyone using the Silverline Titanium Coated Step Drill Bit 4-22mm to create or enlarge holes in various materials. The key benefit is the ability to create precise, burr-free holes without pre-punching. However, this drill bit is designed for use with rotary drills and is not suitable for hammer action. This guide will cover key features, usage, setup, and troubleshooting to help you get the most out of your drill bit.
All features
Model Part Number
698459
Brand
Silverline
Extended Product Information
FAQs
What materials can I use this drill bit on?
This drill bit is suitable for use on steel, non-ferrous metals, and hard plastics.
What drill type is compatible?
This drill bit is designed for use with rotary drills only.
Does this bit require pre-drilling?
No, the self-centering point eliminates the need for pre-punching or pilot holes.
What are the hole size increments?
The drill bit creates holes in 2mm increments, ranging from 4mm to 22mm.
How do I maintain the drill bit?
Clean the drill bit with a brush after each use and store it in a dry place.
What is the purpose of the TiN coating?
The TiN coating provides extra wear resistance, increasing the lifespan of the drill bit.
What is the maximum material thickness?
The maximum material thickness should not exceed 10mm.
Troubleshooting
Drill bit is not cutting effectively.
Check the drill speed. Ensure you are using the correct speed for the material. Sharpen or replace the bit if it's worn.
Holes are not clean and have burrs.
Reduce the drill speed and apply steady pressure. Use cutting fluid or oil when drilling harder materials.
Drill bit is slipping in the chuck.
Tighten the drill chuck securely. Ensure the shank of the drill bit is clean and free of debris.
Pros and Cons
Pros
Creates accurate holes without pre-punching.
Suitable for a variety of materials.
TiN coating enhances durability and wear resistance.
Clear size markings for easy identification.
Self-centering design increases ease of use.
Cons
Not suitable for hammer action drills.
Limited to hole sizes between 4mm and 22mm.
May require slower drilling speeds for harder materials.
Requires using a rotary drill.
Setup, Compatibility & Care
Setup: Insert the drill bit into a three-jaw drill chuck, ensuring it's securely fastened.
Compatibility: This drill bit is compatible with rotary drills only. Ensure your drill is set to the correct speed for the material you are drilling. Refer to the drill's manual for recommended speeds.
Material: Ensure the material thickness does not exceed 10mm.
Care: After each use, clean the drill bit with a brush to remove metal shavings. Store the bit in a dry place to prevent corrosion.