bi-metal hole saw

Specifications

1,15years professional manufacture
2,bi-metal hole saw
3,cutting wood,steel
4:size14~380mm
5:export toUSA,EUR,JAPAn

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bi-metal hole saw

1.Embody super-excellent performance on drilling in wood,synthetic plastic plate and iron plate;

2.The knife edge and main-body adopt bimetallic article made of high speed steel and spring steel;

3.Adopt imbalanced scale-saw and lateral teeth design,with characteristics of rapid trepan boring,fast slug clearance as well as high drilling efficiency.

Effective length: 24mm (specification14~55mm)
34mm (specification56~220mm)
Matching drill: Electric drill/percussion drill(rotating mode)

Mode	Diameter		Mode	Diameter
	millimeter (mm)	inch		millimeter (mm)	inch
S1-14	14	9/16"	S1-65	65	2-9/16"
S1-16	16	5/8"	S1-67	67	2-5/8"
S1-17	17	11/16"	S1- 68	68	2-11/16"
S1-19	19	3/4"	S1-70	70	2-3/4"
S1-20	20	25/32"	S1-73	73	2-7/8"
S1-21	21	13/16"	S1-76	76	3"
S1-22	22	7/8"	S1-79	79	3-1/8"
S1-24	24	15/16"	S1-83	83	3-1/4"
S1-25	25	1"	S1-86	86	3-3/8"
S1-27	27	1-1/16"	S1-89	89	3-1/2"
S1-29	29	1-1/8"	S1-92	92	3-5/8"
S1-30	30	1-3/16"	S1-95	95	3-3/4"
S1-32	32	1-1/4"	S1-98	98	3-7/8"
S1-33	33	1-5/16"	S1-102	102	4"
S1-35	35	1-3/8"	S1-105	105	4-1/8"
S1-37	37	1-7/16"	S1-108	108	4-1/4"
S1-38	38	1-1/2"	S1-111	111	4-3/8"
S1-40	40	1-9/16"	S1-114	114	4-1/2"
S1-41	41	1-5/8"	S1-121	121	4-3/4"
S1-43	43	1-11/16"	S1-127	127	5"
S1-44	44	1-3/4"	S1-133	133	5-1/4"
S1-46	46	1-13/16"	S1-140	140	5-3/4"
S1-48	48	1-7/8"	S1-146	146	5-3/4"
S1-51	51	2"	S1-152	152	6"
S1-52	52	2-1/16"	S1-160	160	6-19/64"
S1-54	54	2-1/8"	S1-168	168	6-5/8"
S1-57	57	2-1/4"	S1-177	177	6-31/32"
S1-59	59	2-5/16"	S1-200	200	7-7/8"
S1-60	60	2-3/8"	S1-210	210	8-17/64"
S1-64	64	2-1/2"