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J & G Holdings (Pty) Ltd

We supply to your specification

STEPPED DRILLING BITS



UNIBIT PET 4-12MM X 1MM STEP DRILL BIT 10502850 1M


Single cutting edge creates perfectly round holes. Use on metal, wood plastic and other thin materials. Industrial grade M7 high speed molybdenum steel. Heat treated and tempered for long life. Self starting tip, no centre punch needed. Flatted shank prevents drill bit from slipping in the chuck. 9 Hole sizes. Step thickness 5mm x 1mm increments.


PET2000 (Size: 4-12mm)

 


UNIBIT PET 6-18MM X 2MM STEP DRILL BIT 10502852 3M

Single cutting edge creates perfectly round holes. Use on metal, wood plastic and other thin materials. Industrial grade M7 high speed molybdenum steel. Heat treated and tempered for long life. Self starting tip, no centre punch needed. Flatted shank prevents drill bit from slipping in chuck. 7 Hole sizes. Step thickness 5mm x 2mm increments.

PET2040 (Size: 6-18mm)


 




UNIBIT PET 4-22MM X 2MM STEP DRILL BIT 10502853 4M

Single cutting edge creates perfectly round holes. Use on metal, wood plastic and other thin materials. Industrial grade M7 high speed molybdenum steel. Heat treated and tempered for long life. Self starting tip, no centre punch needed. Flatted shank prevents drill bit from slipping in chuck. 10 Hole sizes. Step thickness 5mm x 2mm increments.

PET2050 (Size: 4-22mm)


 


UNIBIT PET 5-35MM X 2/3MM STEP DRILL BIT 10502854 5M

Single cutting edge creates perfectly round holes. Use on metal, wood plastic and other thin materials. Industrial grade M7 high speed molybdenum steel. Heat treated and tempered for long life. Self starting tip, no centre punch needed. Flatted shank prevents drill bit from slipping in the chuck. 13 Hole sizes. Step thickness 3.5mm x 2 to 3mm increments.
Sizes: 5, 7.5, 10, 13, 16, 19, 21, 23, 26, 29, 31, 33, 35mm 

PET2070 (Range: 5-35mm)









 


BLU-MOL X-BLACK/OXIDE STEP DRILL 4-12MM

Single cutting edge creates perfectly round holes. Use on metal, wood plastic and other thin materials. Self starting tip, no centre punch needed. Flatted shank prevents drill bit from slipping in the chuck. 

BM0422200 (Range: 4-12mm)





BLU-MOL GLASS AND TILE TCT SPEAR POINT BIT

Spear Point, Tungsten Carbide Tipped Heads. For use with portable drills. Best used at low rpm. Use water to cool when drilling. Failure to do so will result in premature wear and overheating. Suitable for drilling through glass, tiles, mirrors and ceramics.

BM0470500 (Size: 5.0mm)  
BM0470501 (Size: 6.0mm)  
BM0470502 (Size: 8.0mm)  
BM0470503 (Size: 10.0mm)






BLU-MOL HSS COUNTERSINK 90 DEGREES DRILL BIT

A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. A countersink may also be used to remove the burr left from a drilling or tapping operation thereby improving the finish of the product and removing any hazardous sharp edges.

BM0650401 (Size: 10.4 x 6 x 50mm)
BM0650402 (Size: 12.4 x 8 x 56mm)
BM0650403 (Size: 6.3 x 5 x 45mm)  
BM0650404 (Size: 8.3 x 6 x 50mm)  


FOX COUNTERSINK BIT SET 8, 10 AND  12.0MM 3 PIECE

A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. A countersink may also be used to remove the burr left from a drilling or tapping operation thereby improving the finish of the product and removing any hazardous sharp edges.

FOX7700


FOX HSS CONICAL BIT SET 3-30.5MM 3 PIECE


Single cutting edge creates perfectly round holes. Use on metal, wood plastic and other thin materials. Self starting tip, no centre punch needed. Flatted shank prevents drill bit from slipping in the chuck.

FOX7710

J and G Holdings (Pty) Ltd

We supply to your specification

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