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Cutting Diameter

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Shank Diameter

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Porting Tools & Counterbores - Free UK Delivery Over £25 - Buy Online | Zoro

Left hand rotation. 45mm overall length with 10mm shank. Flatted shank. 5mm drill hole diameter. Drill supplied separately. 10mm counterbore depth.

CB1038 Router Cutter

Counterbore with a slow spiral drill fitted. Tungsten Carbide Tipped for use in abrasive materials.

SNAP/CB/3TC TC Counterbore

The Trend CB Counterbore is extensively used for recessing bolt and screw heads and is supplied with a HSS slow spiral drill bit. Fully adjustable, a hex key is supplied. The TCT version is used for plywood, particle boards and plastics (abrasive). To be used at drilling speeds only, they are not suitable for ferrous and non-ferrous metals. When setting up, ensure the flutes of the drill are aligned with the flute of the counterbore. For replacement twist drills, use slow spiral type e.g., 501/532 to 501/012. D 9.5mm. D2 3.96mm. OL 75mm.

CB38-532 TCT CB Counterbore TRECB38532TC

Counterbore with a slow spiral drill fitted. Tungsten Carbide Tipped for use in abrasive materials. Specifications D1 3/16 inch D1 4.75 mm D2 1/2 inch D2 12.7 mm Shank Diameter 1/4 inch.

SNAP/CB/3TC TCT Tipped Counterbore 4.75 x 12.7mm TRESNAPCB3TC

The CB counter bores are extensively used for recessing bolt and screw heads. 

• Supplied with a HSS slow spiral drill bit. Fully adjustable, a hex key is supplied. 

• TCT version is used for plywood, particle boards and plastics (abrasive). 

• Use a drilling speeds only. 

• Not suitable for ferrous and non-ferrous metals. 

• When setting-up, ensure flutes of drill are aligned with flute of counterbore.

CB38-316 TC Professional 3/8IN TCT Counterbore with 3/16IN HSS Slow Spiral Drill

CB38-532 TC 5/32" Drill 3/8" Counterbore

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