R32 thread domed reaming button bits

Product Item：60653166089

Type:Drill Bit

Material:Carbon Steel

Use:Mining/water well/quarrying/tunneling

Category：R32 Thread Button Bit

Description

R32 thread domed reaming button bits

PRODUCT DESCREPTION

Reaming drilling tools(Thread enlarge hole drill bits) are used when a large diameter is needed to be reamed out after a pilot holes is drilled to a depth. We manufacture pilot reaming drilling tools, domed reaming button bits and adapter reaming button bits. Pilot reaming drilling tools consist of pilot adapters and reaming button bits, however, both domed reaming button bits and and adapter reaming button bits are one-piece designed;
Thread sizes:R25, R28, R32;
Reaming diameters: 76mm, 89mm, 102mm, 127mm;

SPECIFICATION

R32 Thread dome bits
Diameter		T.C buttons		Flushing hole		Angle	Part Number	Weight
mm	inch	Gauge x mm	Front x mm	Side	Front	Gauge		Kg
76	3	9x13	1x13	1	3	35°	DB76R32B91F3	2.0
89	31/2	14x13	1x13	2	2	35°	DB89R32B141F2	2.5
102	4	16x13	1x13	2	2	35°	DB102R32B161F2	3.2
127		18x13	1x13	1	3	35°	DB127R32B181F3	4.8