Product Description The ST-HS Electricians bi-metal hole saw set contains six of the most commonly used hole saws for the electrical trade. Whether you are using the 20mm or 25mm for conduit entries, or the 38mm for installing glands to your consumer unit, these 4/6TPI variable pitch, M3 HSS Bi-metal hole saws provide fast, reliable cutting, and proficient swarf removal through thin and thick gauge materials
Features
4/6TPI Variable pitch teeth promote fast, clean penetration of the material, and aid swarf removal
Ejections slots for aiding debris removal
SS M3 Bi-metal teeth, offer reliability and longer lifeSpecification USER TIPS:
Always wear the appropriate PPE, including eye protection and gloves
Ensure the material being drilled is secure and stable, before drilling
Observe the recommended drilling speeds, to ensure the hole saws optimum performance and life expectancy
Use an appropriate cutting fluid on metal products to prolong the life of your hole saw
Avoid overheating the hole saw, as excessive heat build-up may reduce its life. Allowing the hole saw to cool after a hole is advantageous
Keep the hole saw straight throughout the drilling process and avoid using the trigger lock, to reduce the risk of snagging and injury
ALWAYS use the drills side handle for greater control and safer drilling (The machines safety clutch will not function without complete control of the machine)Product Contains GT40721 16 X 38mm
GT40724 20 X 38mm
GT40728 25 X 38mm
GT40732 32 X 38mm
GT40736 38 X 38mm
GT40743 51 X 38mm
GT40785 A1 9.5mm HEX Arbour FOR SIZES 14 - 30mm
GT40786 A2 11mm HEX Arbour FOR SIZES 32 - 210mm 